After Jean spent 90% of her vacation money, $100 remained. How much vacation money did she originally have?
(A)$111
(B) $191
(C) $900
(D) $1,000
(E) $1,111
In the complex numbers, where 
, the conjugate of any value a + bi is a– bi.What is the result when you multiply 2 + 7i by its conjugate?
(A) 45(B) –45(C) 45i(D) 53(E) 53i
Correct Answer: D
Beth got a job painting dorm rooms at her college. At top speed, she could paint 5 identical rooms during one 6-hour shift. How long did she take to paint each room?
(F) 50 minutes(G) 1 hour and 10 minutes(H) 1 hour and 12 minutes(J) 1 hour and 15 minutes(K) 1 hour and 20 minutes
Correct Answer: H
What is the area of the trapezoid in the following figure?
(F) 7(G) 
(H) 
(J) 
(K) 
Correct Answer: J
More ACT Math Exam Questions
- 1The costs of tutoring packages of different lengths, given in quarter hours, are shown in the table below.
Each cost consists of a fixed charge and a charge per quarter hour. What is the fixed charge?
- 2
All of the following statements about rational and/or irrational numbers must be true EXCEPT:
- 3In the circle below, radius
has a length of 10 meters, and central angle ∠AOB measures 30°. What is the area, in square meters, of shaded sector AOB?
- 4
Pat's Pastries baked 80 apple pies and 50 loaves of apple bread to be sold at a 2-day Fall Festival. The pies were sold for $25 each and the loaves of bread were sold for $10 each. Which of the following expressions gives the total amount of money, in dollars, collected from selling all of the apple pies and B of the loaves of bread?
- 5
A recent survey of book critics asked 30 critics how many stars out of a possible 5 they gave to a recent novel from a popular author. The 30 critics' responses are summarized by the histogram below.
The group that took the survey wants to show the data in a circle graph (pie chart). What should be the measure of the central angle of the portion for one-star reviews?