## When , 16r^{4} - s^{4} =?

(A)0

(B) 16

(C) 32

(D) -16

(E) -32

A teacher takes 5 children on a field trip to a geological museum. As a souvenir, the group receives a bag of stones. When the teacher divides the stones evenly among the children, each child receives exactly 24. If 6 children had been present, how many stones would each child have received?

(A) 15(B) 16(C) 18(D) 20(E) 21

**Correct Answer: D**

In the following figure, each of the four angles in the parallelogram is as shown. What is the value of *y*?

(F) 30(G) 35(H) 40(J) 45(K) 50

**Correct Answer: K**

The equation y= ax^{b}+ cproduces the following (x, y) coordinate pairs: (0, 2), (1, 7), and (2, 42).What is the value of abc?

(F) 10(G) 20(H) 30(J) 40(K) 60

**Correct Answer: H**

### More ACT Math Exam Questions

- 1
If

*f*(*x*) = 4*x*2– 5*x*– 5 and g(*x*) = 2x– 4, what is the value of ? - 2
The expression x

^{2}- 7x + 12 is equivalent to: - 3
Connecting the midpoints of opposite sides of any quadrilateral to the midpoints of the adjacent sides must always create which of the following?

- 4In ABC, the measures of A, B, and C are 2x°, 3x°, and 5x°, respectively. What is the measure of C?
- 5
The point (24,3) on a standard (

*x*,*y*) coordinate plane is halfway between points (*z*,2*z*+ 1) and (15*z*,*z*- 4). What is the value of*z*?