In order to calculate after how many days all three food items will be eaten in the same day, we need to calculate the least common multiple (LCM) between the periods of 6 days, 8 days and 10 days.
First, let's factorize each number:
[tex]\begin{gathered} 6\to2\cdot3 \\ 8\to2\cdot2\cdot2 \\ 10\to2\cdot5 \end{gathered}[/tex]Then, let's multiply the factors using the maximum number of time they appear in a number, that is, number 2 three times, number 3 one time and number 5 one time:
[tex]2\cdot2\cdot2\cdot3\cdot5=120[/tex]So after 120 days all three food items will be eaten on the same day.
Tea that sells for $2.00 a pound is mixed with a different tea that sells for
$5.00 a pound to produce 40 pounds of a custom blended tea that will
sell for $4.25 a pound. How many pounds of the less expensive tea
should be used in the mixture?
(1) 10
(2) 15
(3) 25
(4) 30
A thing's extent, size, or the total amount is its quantity.
The mixture must contain 10 pounds of affordable tea.
How can I find the quantity of less expensive needed?An answer to the question "how much?" is a quantity, which might be an amount, number, or measurement.
Numbers or unconventional units can be used to express quantities.
Quantity in more complex mathematics can also refer to an undetermined amount in an equation.
Affordable tea costs $2.00.
The price for superior tea is $5.
The price of blended tea is $4.25.
Solution:
$4.25 multiplied by 40 pounds of blended tea equals $170.
Let x represent the quantity of affordable tea, and
The superior tea quantity is (40 - x).
4.25 * 40 = 2x + 5(40 - x)
170 = 2x + 200 -5x
-3x = -30
x = 10
Therefore, the mixture should contain 10 pounds of affordable tea.
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PLEASE HELP ME I NEED HELP
Find the value of x *
80°
Your answer
20x
Answer:
x = 4
Step-by-step explanation:
80 is equal to 20x because they are alt ext angles
so
80 = 20x
divide to both sides
4 = x
that is your answer
The probability that your raffle ticket is not a winner is 0.9998. What is probability that your raffle ticket is a winner?
The probability of raffle ticket is a winner is 0.0002.
What is probability?The ratio of good outcomes to all possible outcomes of an event is known as the probability. The number of positive results for an experiment with 'n' outcomes can be represented by the symbol x. The probability of an occurrence may be calculated using the following formula.
Probability(Event) = Positive Results/Total Results = x/n
Given:
probability that your raffle ticket is not a winner = 0.9998.
Now, we know if we have to find the complement probability we can use
P(E) = 1 - P(not E)
where E is any event.
Here, E = not winner
So, P( raffle ticket is a winner)
= 1- 0. 9998
= 0.0002
Hence, the probability of raffle ticket is a winner is 0.0002.
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How many segments of crown molding should be bought to complete the job?
Answer:
4.62 segments should be brought to complete the job.
Step-by-step explanation:
I guess you only need the answer so, is it okay with no explanation?
2k-3/5k-6 = 2/3 what does k equal to
Answer:
100/21
Step-by-step explanation:
What could be the time of a place at 90-degree West longitude if the Greenwich Time is 12pm
The time would be 6 AM at the place at 90-degree West longitude.
This is a problem with coordination and time. We can solve this problem by using a few steps.
We should recall that each degree west is equivalent to 4 minutes before.
The given place is at 90-degree West longitude. Therefore, the total time difference is (90 × 4) = 360 minutes.
360 minutes is equal to 360/60 = 6 hours.
We have to deduct the time from GST, (12 - 6) = 6 AM
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Which statement best defines an angle?
A.
two lines that share a common line segment called the vertex
B.
two rays that share a common endpoint called the vertex
C.
two line segments that intersect at a point called the vertex
D.
two lines that intersect at a point called the vertex
The correct statement for the best definition of an angle is,
''two rays that share a common endpoint called the vertex''.
Option B is true.
What is mean by angle?
A figure which is formed by two rays or lines that shares a common endpoint is called an angle.
Given that;
Define an angle with the help of definition.
Now,
Since, We know that;
A figure which is formed by two rays that shares a common endpoint vertex is called an angle.
Thus, the best definition of an angle is,
''two rays that share a common endpoint called the vertex''.
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Write the equation in point slope form using either point
I NEED HELP ASAPPPPPPPPP
Answer:
y + 2 = 3/4 (x - 1)
Step-by-step explanation:
You would pick one of the points in this case I picked (1, -2), for point-slope form your equation is y - y1 = m(x-x1).
Finding the slope (m) is easy you just do rise (up/down) OVER run (left/right).
So in this case your slope (m) is 3/4.
then you just plug everything in but because two negatives equal a positive you equasion should look like this y + 2 = 3/4(x - 1)
Can someone help me please?
[tex]Answer:\ \boxed {-n+3}[/tex]
Step-by-step explanation:
y=mx+b
1.
To find m, choose any two coordinates from the table: (1,2) and (0,3)
and use the formula for the slope of the line:
[tex]\displaystyle\\\boxed {The\ slope\ m=\frac{y_2-y_1}{x_2-x_1} }[/tex]
[tex]\displaystyle\\m=\frac{3-2}{0-1} \\\\m=\frac{1}{-1} \\\\m=-1\\\\Hence,\ y=-x+b\ \ \ \ (1)[/tex]
2.
To find b, choose any coordinate from the table: (2,1) and substitute its values into the formula (10):
[tex]2=-(1)+b\\\\2=-1+b\\\\2+1=-1+b+1\\\\3=b\\\\Thus,\ b=3\\\\Hence, \ y=-x+3[/tex]
A supermarket sells 500g pots of yoghourt. There is a special offer on yoghourt:
Buy 2 pots and get a 3rd one free!
A week later, the price of a single pot of yoghourt is still the same, but the offer changes to:
Buy 1 pot and get a second one half price!
Is the second offer better than the first? Show working to justify your answer.
The first offer is better from the perspective of a customer but the second one is better from the perspective of a seller.
Here we have different 2 cases, and to find the answer we have to follow a few steps.
First of all, we should simplify these two cases and will try to give them a proper equation format.
Let's assume the price of each yogurt is $x.
Therefore the total price of 2 pots is (2× x) = $2x.
But the condition is if we buy 2 pots, get the 3rd one for free. So, we can purchase a total of 3 pots at the same cost.
∵ If 3 pots cost $2x, then the average cost for each pot is 2x/3 =$0.67x
( average value of each unit = Total value / total unit )
In the second case, if we buy 1 pot we can get the second one at half price.
Therefore, the total price of two pots is, ( x + 0.5x ) = $1.50x
∵ If 2 pots cost $1.50x, then the average cost for each pot is 1.50x/2 = $0.75x
( average value of each unit = Total value / total unit ).
The price of yogurt per pot in the first case < The price of yogurt per pot in the second case.
As $0.67 < $0.75.
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-6, -10, - 15, 16, 9, 12 least to greastest
Mikhail drew parallelogram HRIJK with coordinates H(1,0), I(4,0), J(2,1), K(-1,1) on a coordinate plane. find the coordinates of the image after Mikhail rotated clockwise 180° about the origin
If the point (x, y) rotated 180 degrees about the origin, then its image is (-x, -y)
Since point H is (1, 0), then
H' = (-1, 0)
Since point I is (4, 0), then
I' = (-4, 0)
Since point J is (2, 1), then
J' = (-2, -1)
Since point K is (-1, 1), then
K' = (1, -1)
The coordinates of the image after rotated 180 degrees about the origin are
H' (-1, 0), I' (-4, 0), J' (-2, -1), K' (1, -1)
If log (m + n) = log m+log n, show that m =n/n-1
log (m + n) = log m+ log n and proved it m =n/n-1
Given;
If log (m + n) = log m+ log n
To show that the m =n/n-1
Now, According to the question:
We know that,
Log (m + n) = log m + log n
Log (m + n ) = log (mn). [log a + log b = log ab ]
Cancelling the log on both sides.
then,
m + n = mn
=> n = mn - m
=> n = m (n - 1)
=> m = n / n - 1
Hence Proved
log (m + n) = log m+ log n and proved it m =n/n-1
What is Logarithm?
A logarithm is the power to which a number must be raised in order to get some other number (see Section 3 of this Math Review for more about exponents). For example, the base ten logarithm of 100 is 2, because ten raised to the power of two is 100: log 100 = 2.
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At school, the maximum number of students that can be in a classroom is 27. If there are 18 students signed up for the art class, how many more students can join the class?
I am trying to get the inequality as a problem
Step-by-step explanation:
x is the number of students than can still join.
x <= 27 - 18
so,
x <= 9
max. 9 more students can join.
A business has $11,080 to spend on new laptops and tablet computers for its salespeople. The laptops cost $515 each. The tablets cost $285 each. The business wants each salesperson to have either a laptop or a tablet. There are 30 salespeople. Create a system of equations that models how many of each type of computer the business should buy.
a. 515x + 285y = 11,080
x + y = 30
b. 515x + 285y = 30
x + y = 11,080
c. 515x + y = 30
x + 285y = 11,080
d. x + 285y = 30
515x + y = 11,080
I don't know how to simplify this A=[tex]\frac{2\sqrt{x}-9}{x-5\sqrt{x}+6\:}-\frac{\sqrt{x}+3}{\sqrt{x}-2}-\frac{2\sqrt{x}+1}{3-\sqrt{x}}[/tex]
The most appropriate choice for rationalization will be given by
What is rationalization?
When a surd is present in the denominator of a fraction, the surd has to be removed form the denominator. The process by which surds in the denominator of a fraction can be eliminated is called rationalization.
Here,
let [tex]\sqrt{x}[/tex] = a
[tex]x = a^2[/tex]
[tex]\frac{2a-9}{a^2 -5a + 6} - \frac{a + 3}{a-2} - \frac{2a+1}{3-a}[/tex]
[tex]\frac{2a-9}{a^2 -2a-3a + 6} - \frac{a + 3}{a-2} - \frac{2a+1}{3-a}[/tex]
[tex]\frac{2a-9}{a(a -2)-3(a -2)} - \frac{a + 3}{a-2} + \frac{2a+1}{a - 3}[/tex]
[tex]\frac{2a-9}{(a-2)(a-3)} - \frac{a + 3}{a-2} + \frac{2a+1}{a-3}[/tex]
[tex]\frac{2a-9 - ((a + 3)(a-3)) + (2a+1)(a-2)}{(a-2)(a-3)}[/tex]
[tex]\frac{2a-9-a^2+9+2a^2-4a+a-2}{(a-2)(a-3)}[/tex]
[tex]\frac{2a-a^2+2a^2-3a-2}{(a-2)(a-3)}[/tex]
[tex]\frac{a^2-a-2}{(a-2)(a-3)}[/tex]
[tex]\frac{a^2-2a+a-2}{(a-2)(a-3)}[/tex]
[tex]\frac{a(a-2)+1(a-2)}{(a-2)(a-3)}[/tex]
[tex]\frac{(a-2)(a+1)}{(a-2)(a-3)}[/tex]
[tex]\frac{\sqrt{x} +1}{\sqrt{x} -3}[/tex]
[tex]\frac{(\sqrt{x} +1)(\sqrt{x}+3) }{(\sqrt{x} -3)(\sqrt{x} +3)}[/tex]
[tex]\frac{x + 3\sqrt{x} + \sqrt{x} +3 }{x -9}[/tex]
[tex]\frac{x + 4\sqrt{x} +3 }{x -9}[/tex]
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Subtracting Exponents examples
Answer:
Step-by-step explanation:
Exponents are powers or indices. An exponential expression consists of two parts, namely the base, denoted as b and the exponent, denoted as n. The general form of an exponential expression is b n.
How to Subtract Exponents?
The operation of subtracting exponents is quite easy if you have a good understanding of exponents. In this article, you will learn the rules and how to apply them when you need to subtract with exponents.
But before we can embark on subtracting with exponents, let us remind ourselves some of the basic terms about exponents.What is an exponent?
Well, an exponent or power denotes the number of times a number is repeatedly multiplied by itself. For example, when we encounter a number written as, 53, it simply implies that 5 is multiplied by itself three times. In other words, 53 = 5 x 5 x 5 = 125The same format of writing exponents applies with variables. Variables are represented by letters and symbols. For instance, when x is multiplied repeated by itself 3 times, then we write this as; x3. Variables are usually accompanied by coefficients. A coefficient is therefore an integer that is multiplied by variable.
For instance, in 2x3, the coefficient is the number 2 and x is the variable. When a variable has no number before it, the coefficient is always 1. This is also true when a number has no exponent. The coefficient of 1 is normally negligible, and therefore cannot be written with a variable.
Subtraction of exponents really does not involve any a rule. If a number is raised to a power. You simply compute the result and then perform the normal subtraction. If both the exponents and the bases are the same, you can subtract them like any other like terms in algebra. For example, 3y – 2xy = x y.
Subtracting exponents with the same base
Let’s explain this concept with the help of a few examples.
Example 1
23– 22 = 8 – 4 = 4
53 – 52 = 75 – 25 = 50
Subtract x 3 y 3 from 10 x 3 y 3
In this case the coefficients of exponents are 10 and 1
The variables are like terms and hence can be subtracted
Subtract the coefficients = 10 – 1
= 9
Thus, 10x 3y 3– x 3y 3 = 9 (xy)3
You can notice that, the subtraction of exponents with like terms is done by finding the difference of their coefficients.
Subtract 8x2 – 4x2
In this case, the variables 4x2 and 8x2 are like terms and their coefficients are 4 and 8 respectively.
= 8x2 – 4x2
= (8-4) x2.
= 4 x2
Work out (-7x) – (-3x)
Here, -7x and -3x are like terms
= -7x – (-3x)
= -7x + 3x,
= -4x.
15x – 4x – 12y – 3y
Subtract like terms
15x – 4x = 11x
12y – 3y = 9y
Thus, the answer is 11x – 9y.
Subtract (4x + 3y + z) – (2x + 3y – z).
These variables are like terms
(2x + 3y – z) – (4x + 3y + z)
Open the parenthesis;
= 2x + 3y – z – 4x – 3y – z,
Rearrange the like terms, and perform the subtraction
= 2x – 4x + 3y – 3y – z – z
= -2x + 0 – 2z,
= -2x – 2z
Subtracting exponents with different base
Exponents with different bases are computed separated and the results subtracted. On the other hand, variable with unlike bases can not be subtracted at all. For, example subtraction of a and b can not be performed and the result is just a -b.
To subtract a positive exponents m and negative exponents n, we just connect both the terms by changing the subtraction sign to a positive sign and write the result in the form of m + n.
Therefore, subtraction of a positive and a negative unlike exponents m and -n = m + n.
Example 2
42 – 32 = 16 – 9 =7
Subtract: 11x – 7y -2x – 3x.
= 11x – 2x – 3x – 7y.
= 6x – 7y
Evaluate 3x2 – 7y2
In this case, the two exponents 3x 2 and 7y2 are unlike terms and so it will remain as it is.
Here 3x and 7y both are unlike terms so it will remain as it is.
Therefore, the answer is 3x2 – 7y2
Evaluate 15x – 12y – 11x
= 15x5 – 11x5 – 12y5
= 4x5 – 12y5
¿Qué es una variable?
three tanks a b and c are used to store oil
tank a contains n litres of oil tank b contains (n+150) litres of oil
tank c is empty
oil is pumped from tank a and from tank b into tank c so that all three tanks contain the same amount of oil
500 litres of oil are pumped from tank a into tank c
work out the value of n
The value of n is 1650 after oil is transferred from Tank A and Tank B to Tank C.
How to solve basic algebra word problems?It is given that initially,
Oil in tank A = n
Oil in tank B = n + 150
Oil in tank C = 0
Amount of oil transferred to tank C by tank A = 500 liters
Let us say 'x' amount of oil was transferred to tank C from tank B.
The amount of oil left in tank A after transferring 500 liters to tank C = n-500
Amount of oil left in tank B after transferring 'x' litres to tank C
= n + 150 - x
Amount of oil in tank C now = 500 + x
Since it is given that all three tanks contain the same amount of oil now. i.e. the new amount of oil in tank A = new amount of oil in tank B
n - 500 = n + 150 - x
x = 650
The new amount of oil in tank B = new amount of oil in tank C
n + 150 - x = 500 + x
n = 350 + 2x
Since x = 500
n = 350 + 2*650
n = 1650
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An 8 1/2 sheet of paper is being cut into 1 9/16 inch strips to make a paper chain. How many strips can be made from one sheet of paper?
Answer:27/5
Step-by-step explanation: divid 8 1/2 by 1 9/16 and get 5.4 then you put that in fraction form and if I’m correct you get 27/5
A sailboat costs $26,232. You pay 10% down and amortize the rest with equal monthly payments over a 8-year period. If you must pay 7.5% compounded monthly.what is your monthly payment? How much interest will you pay?Monthly payments: $(Round to two decimal places.)Interest: $(Round to two decimal places.)
Step 1- Write out the Present Value of Annuity formula:
[tex]PV=P\times\frac{1-(1+\frac{r}{n})^{-t\times n}}{\frac{r}{n}}[/tex]Where
[tex]\begin{gathered} PV=\text{ the present value} \\ P=\text{ the periodic payment} \\ n=\text{ the number of payments in a year} \\ r=\text{ annual interest rate} \end{gathered}[/tex]Step 2- Write out the given values and substitute them into the formula:
[tex]\begin{gathered} PV=\$26232(1-0.1)=\$26232\times0.9=\$23608.80 \\ n=12 \\ r=0.075 \end{gathered}[/tex]Substituting the values into the formula, we have:
[tex]23608.80=P\times\frac{1-(1+\frac{0.075}{12})^{-8\times12}}{\frac{0.075}{12}}[/tex]Therefore,
[tex]23608.80=72.0260P[/tex]Dividing both sides by 72.0260, we have:
[tex]P=\$327.78[/tex]Hence, the monthly payment is $327.78.
The total amount T paid is given by:
[tex]T=\$327.78\times8\times12=\$31466.88[/tex]Hence, the interest I is given by:
[tex]I=31466.88-23608.80=\$7858.08[/tex]Therefore, the monthly payment is $327.78 and the interest paid is $7858.08
Suppose we are given the following.
Line 1 passes through (0, 4) and (-3, 8).
Line 2 passes through (-4,-2) and (4, 4).
Line 3 passes through (4, 1) and (8, 4).
(a) Find the slope of each line.
Slope of Line 1 = 0
0
Slope of Line 2 =
Slope of Line 3 =
0
►
(b) For each pair of lines, determine whether they are parallel, perpendicular, or neither.
Answer:
slope: -4/3, perpendicular to lines 2 and 3slope: 3/4, parallel to line 3, perpendicular to line 1slope: 3/4, parallel to line 2, perpendicular to line 1Step-by-step explanation:
Given pairs of points that define three lines, you want to know their slopes, and whether line pairs are parallel or perpendicular.
The lines are defined by point pairs ...
(0, 4) and (-3, 8)(-4, -2) and (4, 4)(4, 1) and (8, 4)SlopeThe slope of a line is given from a pair of points by the formula ...
m = (y2 -y1)/(x2 -x1)
Lines with the same slope are parallel.
Lines with opposite reciprocal slope are perpendicular.
ApplicationLine 1 slope = (8 -4)/(-3 -0) = 4/-3 = -4/3
Line 2 slope = (4 -(-2))/(4 -(-4)) = 6/8 = 3/4
Line 3 slope = (4 -1)/(8 -4) = 3/4
The slopes of the lines are ...
-4/33/43/4Relation of line pairsLines 1 and 2 have slopes that are opposite reciprocals (-4/3 and 3/4), so are perpendicular.
Lines 1 and 3 have slopes that are opposite reciprocals (-4/3 and 3/4), so are perpendicular.
Lines 2 and 3 have identical slopes (3/4 and 3/4), so are parallel.
what number groups contain the number -2.22.
Please help me!
I gotta write 20 charac-ters lol sorry brainly( probably to get a specific answer)
a) The small tire would make 38 rotations
The large tire would make 127 rotations
b) A bicycle with two large wheels would allow traveling faster with each rotation of the pedal .
The problem we are dealing with relates to rotations and circumference where rotation refers to the distance from the center to any point on the shape that remains the same and whereas the circumference is the perimeter of a circle. In one revolution a wheel covers a distance which is rise to its perimeter.Since we are provided that the diameter of the large wheel is 60 inches, so the radius will be 30 inches ( radius = diameter/2) and the radius of the small wheel is 9 inches.
The circumference of a circle is 2πr
for a large wheel the circumference is 2 x 3.14 X 30 = 188.4 inches
for a small wheel, the circumference is 56.52
Since, we know 1 inch is equal to 0.0833333, as the traveling distance = 600 feet = 7200 inches.
Number of rotation = distance / circumference
For large wheel = 7200 /188.4 =38.21 = spprox 38
For small wheel = 7200/56.52 =127.38 = approx 127
Since we bicycle with bigger wheels is preferable as they can go faster than the ones with little wheels since their circumference is more as they cover more area in fewer rotations.
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A laptop is selling at Digital Direct. The store has an anniversary sale, and everything is 25% off. We have to pay 13% HST on all items purchased from the store. What is the original price of the laptop if you have to pay a total of $677.15 at the cash register?
The original price of the laptop is $479.40.
Given:
Discount on the laptop = 25%
HST paid on the laptop = 13%
Total price of the laptop = $677.15
Let the original price of the laptop be $x.
Price of the laptop after 25% off = x + 25% of x
= $ (125x/100)
Total Price of the laptop after paying 13% HST
= (125x/100) + 13% of (125x/100)
= (125x/100) + (65x/400)
= $ (565x/400)
Now, it is given that the total price paid is $677.15 at the cash register.
565x/400 = 677.15
x = (677.15 × 400)/565
x = $479.40
Therefore, the original price of the laptop is $479.40.
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An amusement park charges an admission fee of 25 dollars per person. The cost, C (in dollars), of admission for a group of p
people is given by the following function.
C (p)=25p
What is the cost of admission for a group of 5 people?
Answer:
c=125 dollars
Step-by-step explanation:
c=25p
p(people)=5
c=25*5
c=125
Convert 5 hours to minutes. O A. 300 minutes O B. 500 minutes O C. 50 minutes D. 150 minutes
300
1) Converting 5 hours
1 hour----------60 minutes
5 -------------- x
x = 300, since 5 times 60 is equal to 300 minutes.
So A, 300 minutes.
Identify the mistake and explain why the graph of the aggregate expenditures line does not correctly illustrate the economy's equilibrium.
Given that the 45° line is appropriately positioned in the graph, we may conclude that the aggregate expenditure line does not accurately depict the economy's equilibrium. [See attached Image]
What is the explanation for the above answer?The economy reaches equilibrium when the 45° line intersects the Aggregate Expenditure line. It is worth noting that this occurs at a real domestic output of 280, rather than 340, as indicated by the dashed lines in the graph.
It is to be noted that Aggregate spending is a measure of national income in economics. The present value of all finished products and services in the economy is described as aggregate spending. Thus, aggregate spending is the total of all expenditures made in the economy by the factors over a certain time period.
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pls solve this 4 a branliest
Answer:
B
Step-by-step explanation:
It says she thought half which equals to 1/2 or 0.5