Which of the following represents 20 = 5 * 4?

A.

20 is 2 times as many as 10

B.

4 is 5 times as many as 20

C.

5 is 4 times as many as 20

D.

20 is 5 times as many as 4

Determine f (x-1) f (x) = √x+6-8

Kali has a total of 21 balloons at her party. The ratio of blue balloons to green balloons is 4:3. How many blue balloons did Kali have at her party?

The sales is $680 and the commission rate is 6% what is the commission

Solve the system of equations by substitution: x=2 X+y=10 A. X=2 and y=10 B. x=2 y=4 C. X=2 and y=8 D. X=10 and y=2

What two number add to give 0 and multiply to give - 36

The length of a rectangle is 1 ft more than double the width, and the area of the rectangle is 45 ft2. find the dimensions of the rectangle.

Each minibus seats 14 people, and the school owns 5 minibuses. Use mental math to find how many students can ride in the school's minibuses at the same time. Show your work.

Find the x and y intercepts of 8x 4y=56

Factor completely x2 - 10x + 25. (x - 5) (x - 5) (x + 5) (x + 5) (x + 5) (x - 5) (x - 25) (x - 1)

2/3=1.2/x solve for x