Answers
Answer:
1. b, 2. d, 3. c, 4. a.
Answer:
Step-by-step explanation:
4/7 goes to 1/7, because 1/7 is a part of 4/7
12/15 goes to 1/15 because 1/15 is the unit fraction of 12/15
6/9 goes to 1/9
and 1/3 goes to 2/3
Related Questions
The first equation in the system of equations that models this situation is x+y=70, where x represents the number of 2-point questions the number of 4-point questions. What is the other equation in the system? Enter the correct answer in the box. Substitute numerical values in the expression for A, B, and C.
Answers
Answer:
2x+4y=150
Step-by-step explanation:
Top answer is right as it is shown in the picture below!
Which measure describes how much a sample mean varies when different samples are chosen?
Answers
Step-by-step explanation:
the most common measure of how much sample mean differ from each other is the standard deviation of the sampling distribution of the mean. this standard deviation is called the standard error of the mean
Find the midpoint of the line segment with the given endpoints.
(-10,-4), (6,-5)
Answers
-10+6 = -4/2 = -2
-4 - 5 = -9/2 = -4.5
Solution: (-2, -4,5)
express 0.0003 in Scientific notation by counting decimal places
Answers
Answer:
When we write numbers in scientific notation, we must put the first non-zero digit ahead of the decimal. In this case, the decimal would be behind the 3. Because we moved the decimal places four times to the right, our exponent will be 4. Thus,
3.00 x 10⁻⁴
we can express 0.0003 as 3 × 10⁻⁴ in scientific notation.
To express 0.0003 in scientific notation, we count the number of decimal places from the original number until we have a single non-zero digit before the decimal point. In this case, we have four decimal places before the non-zero digit (3).
Thus, we can express 0.0003 as 3 × 10⁻⁴ in scientific notation. The negative exponent (-4) indicates that we move the decimal point four places to the left to obtain the original value.
In summary, by counting the decimal places, we can express 0.0003 as 3 × 10⁻⁴ in scientific notation.
Learn more about scientific notation here
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Identify next three numbers in this sequence: 3, 12, 6, 24, 18, … 27, 13.5, 22.5 72, 66, 264 72, 36, 144 27, 21, 30
Answers
Answer:
its 72, 36, 144
Step-by-step explanation:
yes it is!!!
THIS IS URGENT!!! WILL GIVE BRAINLIEST TO FIRST CORRECT ANSWER
Which functions are increasing?
Select all answers that are correct.
Answers
Answer: b and c or the bottom left and the top right answers
Step-by-step explanation: brainliest plz
Answer:
top right
and
bottom left
Step-by-step explanation:
increasing go from left to right upwards
Choose the point on the terminal side of -210°.
Answers
Answer:
C
Step-by-step explanation:
Since the anlge of -210 degrees falls into the fourth quadrant the x-coordinate is positive and the y-coordniate is negative.
Multiplying Fractions and Mixed Numbers
Question 5: 20 pts
A computer processor cosis $69.00. It is expected that in 8 months the processor will cost 1/3 its
current price. How much Will it cost in 8 months ?
O $206.39
O $22.96
$207.00
$23.00
Answers
In 8 months it will cost 1/3 its original price so you multiple the original price by 1/3.
69.00*1/3
This is the same as dividing by three so just divide 69 by 3 and you get 23.
HELP ILL GIVE YOU 50 POINTS IF SOMEONE HELPS ME What is the total area of the figure below?
28 ft
4 ft 6 ft
14 ft
2 11
A. 47 ft2
B. 52 ft2
C. 168 ft2
D. 402 ft2
Answers
Answer:
D: 402 ft squared
Step-by-step explanation:
Trapezoid: 4 + 6 over 2 multiplied by 2 equals 10
28 x 14 = 392
392 + 10 = 402
hopes this helps plz mark me brainliest
Alice grew 24 flowers with 3 seed packets. With 6 seed packets, how many total flowers can Alice have in her garden? Assume the relationship is directly proportional.
? flowers
Answers
Answer:
48
Step-by-step explanation:
write an equation for the line that passes through the given points (-2,9) And (1 ,-3)
Answers
Answer:
Finding slope: y2-y1/x2-x1
3-9/1+2
=-6/2
Divide 2 from both
=-3/1 or -3
Slope= -3
Finding y-intercept= y=mx+b
Choose any point on the line to plug in the x and the y then plug in the slope.
I choose (1,3)
3=-3×1+b
3=-3+b
Add 3 to both sides
6=b
Y-intercept=6
Equation: y=-3x+6
Step-by-step explanation:
2x = 6
2
3
4
7
Thanks for the help!
Answers
Answer:
x=3!
Step-by-step explanation:
To do this, you would have to divide by 2 on both sides.
2x/2=x
6/2=3
x=3
Explanation:
6/2=3
Solve the following equation for y.
23x+7y=-17
Answers
Answer:
23x+7y=23x+7y
Step-by-step explanation:
tu ne peut pas Addisioner les terrme avec des variables différents
Y: 0, -17/7
A customer has a credit card that charges 18% simple interest every year. How much interest will the customer save
by paying off a credit card debt of $5,000 at the end of 1 year instead of at the end of 3 years?
Answers
The customer will save interest by paying off a credit debt is $1,800 at the end of 1 year instead of at the end of 3 years
What is simple interest?Simple interest is the concept that is used in many companies such as banking, finance, automobile, and so on.
A customer has a credit card that charges 18% simple interest every year.
The customer saves by paying off a credit card debt of $5,000 at the end of 1 year instead of at the end of 3 years.
Interest for three years will be
[tex]\rm A_3 = \dfrac{PRT}{100}\\\\\\A_3= \dfrac{5000*18*3}{100}\\\\\\A_3= 2700[/tex]
Interest for one year will be
[tex]\rm A_1 = \dfrac{PRT}{100}\\\\\\A_1= \dfrac{5000*18*1}{100}\\\\\\A_1= 900[/tex]
The saved amount will be
A = A₃ - A₁
A = 2700 - 900
A = 1800
The customer will save interest by paying off a credit debt is $1,800 at the end of 1 year instead of at the end of 3 years
More about the simple interest link is given below.
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A rate in which the second quantity in the comparison is one unitis known as a ______________________.
Answers
Answer:
Unit rate
Step-by-step explanation:
a school has 825 students and 55 teachers how ,many students are per teacher unit rate
Answers
Answer:
It would be 15 students per teacher unit
Step-by-step explanation:
You divide 825 students by 55 teachers
pls help I will not let me add the screenshot so I'm going to try and explain. so there is a rectangle the top measures 10m and the side measures 6m then there is a small rectangle inside of it the top of that one measures 2m and the side measures 1.5m then there is a circle and the radius is 2m.
belle wants to reseed the grass in her garden.
the garden is 10m long and 6m wide
there is a vegetable patch that is 2m long and 1.5m wide there is a circular pond that has a radius 2m each bag of grass seed costs £4.60 and covers 10m^2 work out the total cost to reseed the garden
Answers
£23
Explanation:
6x10=60
2x1.5=3
3.14x2^2=12.566
60-3-12.566=44.433
44.43/10=4.43
5 bags
5x4.60=23
=£23
Which ordered pair is a solution of the equation?
y = -3x-4.
Answers
Answer:
B. Only (-3,5)
Step-by-step explanation:
1. Plug in the x values from the answer choices and see if it gives you the y-value in the answer choices.
A. y=-3(-2) - 4
= 6 - 4
y = 2
The ordered pair for answer A is (-2,4) where the y-value is 4. Well, when you plugged in -2 for x you got 2, not 4. So A can't be the right answer.
B. y=-3(-3) - 4
= 9- 4
y = 5
The y-value in this ordered pair (-3,5) is indeed 5, so this answer holds true.
Therefore, the answer is B because it is the only ordered pair that has the correct solution.
Answer: Only (-3,5)
Step-by-step explanation:
help me with this i dont really get it
Wyatt is a high school basketball player. In a particular game, he made some three point shots and some two point shots. Wyatt made a total of 12 shots altogether and scored a total of 32 points. Write a system of equations that could be used to determine the number of three point shots Wyatt made and the number of two point shots he made. Define the variables that you use to write the system.
Answers
Answer:
Man wf
Step-by-step explanation:
Plz help convert and show work plz!
1) 60 miles per hour to feet per second
2) 2.40 Euros per kilogram to dollars per pound (1 euro =
o = $1.42)
Answers
Answer:
1) 5280 feet/sec
2)$3.41
Step-by-step explanation:
60 miles is 316800 feet, divided by 60 which is 5280 feet/sec
2)2.4x1.42 is 3.41
Using a copy machine, a drawing of a
tower that was 24 inches tall was reduced to a
tower that measured 8 inches high. What was
the scale factor used for the reduction?
Answers
Answer:
The scale factor reduction is 3.
brainiest
Step-by-step explanation:
80 L is what percent of 400 L tank
Answers
Answer:
50%
Step-by-step explanation:
BRAINLIEST PLEASE
Answer:
the percentage of 80L from 400L is 20%
Step-by-step explanation:
in order to find the percentage of something you need to divide the total amount from the number you want to find the percentage of:
80 / 400 = 0.2
we now multiply 0.2 by 100 to turn it into a percentage:
0.2 * 100 = 20%
I WILL GIVE BRAINLIEST TO WHOEVER ANSWERS FIRST!!!
O’Barr charges $25 for customized shirts and $15 for customized mugs. It cost $80 to make x shirts and y mugs. Which equation represents this situation?
25x + 15y = 80
40yx = 80
15x + 25y = 80
15x + 80y = 25
Answers
Answer:
25x + 15y =18
Step-by-step explanation:
that is the answer cause x goes with shirts and y with mug and lastly 80 is the total
1. What graph shows a line with an x-intercept of 5?
Answers
Answer:
its anything that crosses the vertical ( | ) line at the point (0,5)
Step-by-step explanation:
anything like the picture
10 + 5 + 5 ( 10 + 10 )
Answers
Answer:
The answer is 115 you do parentheses first and multiply 5 by the number in the parentheses and then add
Step-by-step explanation:
please help me show work will give brainlest
Answers
Answer:
a. 99.99 * .15 = 15 dollars off (14.9985 dollars)
b. 175000 *.07 = $12,250
c. rent = $2500 = x
y = total budget
y = 2500/.12 = $20,833.33
d. d = .19 * r
Step-by-step explanation:
PLS HELP ASAP PLSSS IT DETECTS IF ITS RIGHT OR WRONG HELPPP
Answers
Answer:
ccccccccccccccccccccc
Answer:
y=2x+4
Step-by-step explanation:
If you look at the table y goes up by 2 every time x goes up by 1 and when x is 0 y is 4 so its y=2x+4
Evaluate the expression -4x + 15y. If x = 5, and y =-2
Answers
Answer:
-50
Step-by-step explanation:
I am going to rewrite it to make it look cleaner.
15y - 4x.
x = 5 and y = -2
15(-2) - 4(5) = -30 - 20 = -50
Answer:
=10
Step-by-step explanation:
Evaluate for x=5,y=2
(−4)(5)+(15)(2)
(−4)(5)+(15)(2)
=10
Which graph shows y and x in a proportional relationship? Pls helpppp
Answers
Answer:
I cannot see all of the graphs, but D looks to be the right answer.
Step-by-step explanation:
I hope this helps!! Have a great day!!!
Write a quadratic equation with 7 and as its roots. Write the equation in the form ax^2+ bx + C = 0,
where a, b, and c are integers.
Answers
.
The equation in the form ax² + bx + c of the quadratic equation with 7 and 2/5 as it root is x² - 33 / 5 x + 14 / 5
The root of the quadratic equation are 7 and 2/5 .
The equation should be written in the form
ax² + bx + c
where
a, b and c are integers.
Therefore,
x - (7) and x - 2/5
(x - 7)(x - 2/5)
open the bracket
x² - 2/5x - 7x + 14 / 5
x² - 33 / 5 x + 14 / 5
where
a = 1
b = -33 / 5
c = 14 / 5
learn more on quadratic equation here: https://brainly.com/question/13965626