7. 20 is what percent of 50?
A. 250%
B. 10%
C. 40%
D. 30%

Answers

Answer 1

Answer:

I think the answer is B or C


Related Questions

Which of the following numbers is the smallest

Answers

The smallest number from the folowing option is A . 0.0082.

What is the number pattern?

A number pattern is a pattern in a series of numbers that represents the common relationship between the numbers.

The given numbers are;

0.0082

1/3

0.048

0.36

1/9

thus, The smallest number from the folowing option is A . 0.0082.

Learn more about a number pattern:

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The supplement of a 60∘ angle is an angle that measures how many degrees?

Answers

Answer:

120 Degrees

Step-by-step explanation:

Supplementary means angles that add up to 180 Degrees, so 180 - 60

120 degrees
Hope it helps

A new movie theater opens at the local mall. During the first month, the owner collected information
on how many customers they had throughout each day. The owner concluded that the number of
customers the theater has at any given moment can be represented by C(x) = -x2 + 11x where x
represents the number of hours that the movie theater has been open on a given day. The theater
opens at 12:00 PM.
At what time does the theater have no customers?
a.
11:00 PM
b. 5:30 PM
c. 2:00 PM
d. 8:30 PM

Answers

The time at which the theatre does not have any customers is; Choice A: 11:00 PM

Functions and variable

From the task content;

The function which represents the number of customers the theater has at each point in time is;

C(x) = -x² + 11x

Hence, when C(x) = 0, the theater has no customers.

0 = -x² +11x

Divide through by x;

0 = -x +11

x = 11.

Read more on functions and variables;

https://brainly.com/question/24253401

What is 4x – 5 = 16 ? I have to show my work

Answers

x = 21/4 or x = 5.25

4x - 5 = 16
+ 5 + 5
4x = 21
/4 /4
x = 21/4 = 5.25

Hope this helps!

Answer: x = 21/4

First, you want to Add 5 to both sides of the equation:

4x - 5 + 5 = 16 + 5.

Then you want to simplify:

4x = 21.

Divide both sides of the equation by the same term:

4x/4 = 21/4.

Then you want to simplify:

x = 21/4.

The final solution is:

x = 21/4

Exact Form:

x = 21/4

Decimal Form:

x = 5.25

Mixed Number Form:

x = 5 1/4

Step-by-step explanation:

Hope this helps =)

Find the circumference of the circle below:

15.7 cm

31.4 cm

100 cm

314 cm
help me​

Answers

Answer:

31.4 cm

Step-by-step explanation:

[tex]C=2\pi r[/tex]

[tex]=2*\pi *5[/tex]

[tex]\neq 31.41593[/tex]

≈ 31.4

i’ll give brainliest!

Answers

Answer:

-6

Step-by-step explanation:

just keep the same slope and just pretend to move the line up 8 which would decrease the x value by 14 equaling -6

Which of the following is true about the line that passes through the points (-5, 8) and (1,8

Answers

Answer: there is a horizontal line on the bottom side to each point.

Step-by-step explanation: -5 x 8y, 1x 8y  so from each position they are on the bottom. negative on the right, positive on the left (x axis)

Fatima is painting this cardboard cut out for her class play. the cutout is a trapezoid 3 m tall. it has a square opening. what is the area that Fatima needs to paint?
PLS SHOW WORK.

Answers

Answer:

8 square meters

Step-by-step explanation:

Area of the trapezoid is (1/2)(3)(2+4)=9

Area of the trapezoid is (1)(1)=1

So the area she needs to paint is 9 - 1 = 8

Your parents invest $10,000 in a college fund when you are born. They find a fund that will return 8% per year for 18 years.
When you are 18 you find a school that charges $12,000 tuition per year. Tuition increases at a rate of 11% per year (so the second year will have a tuition of $13,320) , will this money take care of four years of school? How many years of college will this take care of? Explain your answer fully.

Answers

The interest is compounded in the investment and the fees, the 4 years

school fees is however larger than the future value of the investment.

Response:

The money is less required to take care of four years of schoolTwo years

How can the future value of the amount invested be found?

First part:

The future value, FV, of the investment after 18 years is given as follows;

[tex]FV = \mathbf{PV \cdot (1 + i)^n}[/tex]

Where;

PV = The present value = $10,000

i = The interest rate = 8% = 0.08

n = The number of years = 18

Which gives;

[tex]FV = 10,000 \times (1 + 0.08)^{18} \approx \mathbf{39,960.195}[/tex]

The future value of the investment, FV = $39,960.195

The school fees each year is given as follows;

Fees = First year fees·(1 + r)ⁿ

Where;

First year fees = $12,000

r = Increase rate of the school fees = 11% = 0.11

n = The number of years

The school fees for four years is given as follows;

∑Fees = $12,000 + $12,000·(1 + 0.11) + $12,000·(1.011)² + $12,000·(1.011)³

Which gives;

∑Fees = 12,000 + 12,000·(1 + 0.11) + 12,000·(1 + 0.11)² +12,000·(1 + 0.11)³ = 56,516.772

The total tuition fees for four years = $56,516.772

The future value of the investment after 18 years, $39,960.195 is less

than the amount required as school fees for four years, therefore;

The money is less than the amount to take care of four years of school

Second part:

The fees for 3 years of school is given as follows;

[tex]\displaystyle \sum \limits_{n = 1 }^3[/tex] = 12,000 + 12,000·(1 + 0.11) + 12,000·(1 + 0.11)² = 40,105.2 > 39,960.195

The fees for 2 years of school is given as follows;

[tex]\displaystyle \sum \limits_{n = 1 }^2[/tex] = 12,000 + 12,000·(1 + 0.11) = 25,320 < 39,960.195

The number of years of college the value of the investment will take care of is therefore;

Two years

Learn more about future value here:

https://brainly.com/question/14545379

please help me with this

Answers

Answer:

7

Step-by-step explanation:

We can see that x is equal to 7 and that is we use the exponent of 2 it equals 49 if we divide this by 2 we get 24. 5 and add this by the left over 3.5 gives us 28 and divide this by 2 and we get 14. After this you always need to remember to divide your answer by 2 which gives us 7.

13.333...% as a fraction

Answers

Answer:

[tex]13 \frac{333}{1000}[/tex]

Step-by-step explanation:

The amount of numbers after the decimal point tell you the amount of zeros to put after the 1 in the denominator.

Just rewrite the whole number infront of the decimal point into the fraction

Answer:

[tex]\frac{2}{15}[/tex]

Step-by-step explanation:

[tex]13.333...\%=\frac{13.333...}{100}=\frac{10+3.333...}{100}=\frac{10}{100}+\frac{3.333...}{100}[/tex]

[tex]=\frac{1}{10}+\frac{\frac{10}{3}}{100}=\frac{1}{10}+\frac{1}{30}=\frac{4}{30}=\frac{2}{15}[/tex]

Coach reynolds bought 23 bottles of sports drink. Each bottle contains 25 ounces of sports drink. If he wants to have 700 ounces of sports drink for the football `game on friday night, how many more bottles of sports drinks should Coach reynolds buy.

4th grade.

Answers

Answer:

5 more bottles

Step-by-step explanation:

23 x 25 will give us how many ounces Coach Reynolds have already.

23 x 25 is 575

700 - 575 will give us how many ounces he needs to buy.

700 - 575 is 125

125 divided by 25 will give us how many bottles he needs to buy
125 divided by 25 is 5

So 5 more bottles

Hope this helps! :)

Write the improper fraction as a mixed number or a whole number.
956
125

Answers

Answer:

956= 9/56

125= 1/25

Step-by-step explanation:

The value of q is:

A. 42.
B. 39.
C. 40.

Answers

Answer:

40

Step-by-step explanation:

Its pretty easy i did that on a test and got a 100

Add the fractions and whole numbers

21 13/16 +
5 3/32

Answers

Answer: 16 2/8

21 13/16+5 3/32=?

13/16 3/32 32 divided by 16 = 2 so you need to simplified 32/16 and 3/32= 16 so both 13/16 + 32/16= 48/16 then you need to simplified again to make it even and it will be 3 so you add the three with the wholes it will make 16 so know we simplified and divide the fraction 48/16  so once you divide it equals 8 because 8x2=16 and 8x6=48 so it will be 2/8 so the answer is 16 and 2/8

pls rate this and give brainiest

have a nice day : )

You enter an online Esports tournament. The entry fee is $17, and the top 3 finishers win money. First place wins $325. Second place wins $276. Third place wins $106. You give yourself an X chance of finishing in the top 3, and if you finish top 3, then you have an equal chance of finishing first, second, or third. What is X such that entering this tournament is a fair gamble for you. A fair gamble is one where the expected value of entering the tournament is $0.

Answers

Using the expected value of a discrete distribution, it is found that X = 0.0673.

What is the mean of a discrete distribution?

The expected value of a discrete distribution is given by the sum of each outcome multiplied by it's respective probability.

In this problem, we have that the distribution is:

P(X = -17) = 1 - X.

P(X = 325) = X/3.

P(X = 276) = X/3.

P(X = 106) = X/3.

Hence, since the expected value is 0:

[tex]-17(1 - X) + 325\frac{X}{3} + 276\frac{X}{3} + 106\frac{X}{3} = 0[/tex]

[tex]-17 + 17X + 235.67X = 0[/tex]

[tex]252.67X = 17[/tex]

[tex]X = \frac{17}{252.67}[/tex]

[tex]X = 0.0673[/tex]

More can be learned about the expected value of a discrete distribution at https://brainly.com/question/24855677

can I have help pls

Answers

Your answer is right because, when we take the square in both sides the square will remove the square root and then we move the 7 in the other side so they can express x as subject

A car dealer purchases a car for $5,000 and sells for $6,600 what is his percentage profit? Round your answer to the nearest whole percent

Answers

Answer:

  32%

Step-by-step explanation:

The percentage profit is the ratio of profit to original cost, expressed as a percentage. The profit is the difference between the selling price and the cost.

  profit = selling price - cost

  profit = $6600 -5000 = $1600

The ratio of that to cost is ...

  $1600/$5000 = 0.32

As a percentage, that is ...

  0.32 × 100% = 32%

The car dealer's profit was 32% of his cost.

Help bell math math math

Answers

Hint :

y = ax + b

The coefficient of x is the slope of the line in this form of the linear equations.

=====================================

The perpendicular line have negative and inverse slope which means the product of their slope must equals to - 1 .

Thus if we suppose that the line we want to find it's equation has a slope of m ; we have :

4 × m = - 1

Divide both sides by 4

4m ÷ 4 = - 1 ÷ 4

m = - 1/4

Thus we know the coefficient of x now :

y = - 1/4 x + b

======================================To find the value of b we need one of the point that the line passed through it which is the point ( 4 , - 11 ) .

All we have to is put the coordinates in the equation and find the value of b.

Let's gooo....

y = - 1/4 x + b

put the coordinates in the equation

- 11 = (- 1/4)×4 + b

- 11 = - 1 + b

Add both sides 1

- 11 + 1 = -1 + 1 + b

b = - 10

======================================

Thus :

[tex]y = - \frac{1}{4} x + ( - 10) \\ [/tex]

[tex]y = - \frac{1}{4} x - 10 \\ [/tex]

Answer:

y = ax + b

Step-by-step explanation:

Please help - trig identity

Answers

Answer:

Step-by-step explanation:

[tex]LHS=cosec(x)-cosec(x)cos^{2} (x)\\\\LHS=cosec(x)-cosec(x)(1-sin^{2} (x))\\\\LHS=cosec(x)-cosec(x)+cosec(x)*sin^{2} (x)\\\\LHS=cosec(x)-cosec(x)+cosec(x)\frac{1}{cosec^{2}(x) } \\\\LHS=cosec(x)-cosec(x)+\frac{1}{cosec(x) }\\\\LHS=\frac{cosec^{2}(x)-cosec^{2}(x)+1 }{cosec(x)} \\\\LHS=\frac{1}{cosec(x)} \\\\LHS=sin(x)=RHS[/tex]

Hence,LHS=RHS proved

Brandon has a jar of quarters and dimes with a total value of $9.65. The number of quarters is 7 less than twice the number of dimes. How many quarters and how many dimes does Brandon have?

Answers

Quarters: 31
Dime: 19
(WORK SHOWN BELOW)

1.   Solve the following LPP using a Simplex method: Max Z = 10X1 + 20X2 + 14X3 Subject to 5X1 + 4X2 + 2X3 < 60 X2 < 5 X3 > 10 X1, X2, X3 > 0​

Answers

Answer:

878

Step-by-step explanation:

Matthew can spend up to $75 on supplies for his garden. The flowers will cost $38 and he wants to spend the rest on bags of top soil. Each bag of top soil costs $6.

How many bags of top soil can he buy?

Enter your answer in the box.

bags of top soil

Answers

Answer:

6 r1

Step-by-step explanation:

. A jeweler has 100 necklaces and bracelets to sell at a flea market. Bracelets are selling for $5.75 each, and necklaces are $8.50 each. If the jeweler makes $685.00 after selling all of the items, how many of each type of jewelry did the jeweler sell?

Answers

Answer:

there are total 60 bracelets and 40 necklaces.

Explanation:

let necklaces be x

let bracelets be y

make two equations from the given values:

x + y → 1005.75y + 8.50x → $685

solving steps:

x + y → 100

x → 100 - y

using substitution method:

5.75y + 8.5x → 685

5.75y + 8.5(100 - y) → 685

5.75y - 8.5y + 850 → 685

-2.75y → 685 - 850

-2.75y → -165

y → 60

Find x:

x + y → 100

x → 100 - 60

x → 40

Answer:

60 bracelets

40 necklaces

Step-by-step explanation:

Let n = number of necklaces sold

Let b = number of bracelets sold

Given:

Total number of items sold = 100

⇒ n + b = 100

Given:

Sale price of bracelet = $5.75Sale price of necklace = $8.50Total sales = $685

⇒ 5.75b + 8.5n = 685

Rewrite n + b = 100 to make b the subject, substitute into 5.75b + 8.5n = 685 and solve for n:

⇒ b = 100 - n

⇒ 5.75(100 - n) + 8.5n = 685

⇒ 575 - 5.75n + 8.5n = 685

⇒ 575 + 2.75n = 685

⇒ 2.75n = 110

⇒ n = 40

Substitute found value for n into n + b = 100 and solve for b:

⇒ 40 + b = 100

⇒ b = 60

What is the slope of the line?

Answers

Answer:

The slope of the line is -3

Step-by-step explanation:

I chose the points (-2,3) and (0,-3)

The slope formula: m=[tex]\frac{y_2-y_1}{x_2-x_1}[/tex]

[tex]\frac{-3-3}{0-(-2)}[/tex] ==> [tex]\frac{-3-3}{0+2}[/tex] ==> [tex]\frac{-6}{2}[/tex] = [tex]-3[/tex]

Our final answer is -3.

Hope that helps!

What is the length of ONE side in a square if the perimeter is 4x + 25

Answers

Answer:

Hi, you already asked this question, the answer is 6...

Step-by-step explanation:

The answer is 6 I believe

A candy bar is created with 28 cubic centimeters of chocolate. If the length is 8 cm and the width is 6 cm, what is the height of the candy bar? Round to the nearest hundredth.

Answers

Answer:

0.58cm

Step-by-step explanation:

l×b×h=volume

Given:

Voume=28cm^3

l=8cm

width or breadth=6cm

h=?

applying the above formula

l×b×h=28cm^3

6×8×h=28cm^3

h=28/48=0.58cm

t is inversely proportional to the square of d , t= 0.2 when d =8 find t when d = 10

Answers

0.5 is the answer is what i think

Brainliest if correct

Answers

Answer:

x = -4

Step-by-step explanation:

Divide both sides of the equation by the same term

24=-6x

Divide the numbers

Cancel terms that are in both the numerator and denominator

Move the variable to the left

HOPE IT HELPS, BE SAFE :3

(2x-3)(3x+4) expand and simplify?

Answers

Answer:

6x2-x-12

Step-by-step explanation:

The given expression:

(

2

x

3

)

(

3

x

+

4

)

Simplify by using the FOIL method:

(

2

x

3

)

(

3

x

+

4

)

=

2

x

3

x

+

2

x

4

3

3

x

3

4

=

6

x

2

x

12

Therefore, the simplest form of the given expression is

6

x

2

x

12

.

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