A sensor records a piece of data every .0000000038 seconds. The sensor will record 100,000,000,000 pieces of data in how many seconds?
(A)3,800
(B) 380
(C) 38
(D) 3.8
(E) 0.0038
A right triangle, shown below, has a longer leg measuring 16
centimeters. How long is the hypotenuse of the triangle, in centimeters?
(A) 8
(B) 8
(C) 16
(D) 16
(E) 32
Correct Answer: E
Every week, Donald records the amount of mileage that has accumulated on his truck. On Monday, Donald recorded that he had driven 16,450 kilometers. After a week of deliveries, his new recording was 18,130 kilometers. He drove for thirty hours during that week. What was his average driving speed during that week to the nearest kilometer per hour?
(A) 38 (B) 41 (C) 48 (D) 56 (E) 59
Correct Answer: D
For some x and y that satisfy the equation xy = -x2, which of the following is FALSE?
(F) 
(G) 
(H) x2 + y2 = -2xy
(J) x2 = y2
(K) x3 - y3 = 0
Correct Answer: K
More ACT Math Exam Questions
- 1
In the following figure, if the dimensions of the trapezoid are as shown and the area of the trapezoid is 144, what is the value of x?
- 2In the figure below, where
ABC ~ XYZ, lengths are given in inches and the perimeter of ABC is 576 inches. What is the length, in inches, of 
?
(Note: The symbol ~ means "is similar to.")
- 3
Martha picked out a pair of shoes she wanted and brought them to the front of the store to pay. The cashier told her that the shoes were on sale for 30% off the original price. She rang up the sale price plus 5% sales tax, so Martha ended up paying $58.80 for the shoes. What was the original price for the shoes?
- 4Each side of a given cube is a square with an area of 729 square inches. What is the volume of the cube in cubic inches?
- 5
The 8-sided figure below is divided into 12 congruent isosceles right triangles. The total area of the 12 triangles is 96 square centimeters. What is the perimeter, in centimeters, of the figure?
