Which of the following is a complete factorization of the expression 12b2c + 6bc + 3b?
(A) 4bc + 2c + 1
(B) 3b (9bc + 2c + 1)
(C) 3b (4bc + 2c + 1)
(D) 3b (4bc + 2c)
(E) 6bc (2b + 6) + 3b
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?
(F) 15°(G) 24°(H) 30°(J) 48°(K) 60°
Correct Answer: J
What is the smallest positive integer that is divisible by 3, divisible by 5, and divisible by 6 (with no remainders)?
（A）15 （B） 30 （C） 60 （D） 90 （E） 180
Correct Answer: B
Evan purchased 6 boxes of sugar cookies, each box containing 10 snack bags and each bag containing 12 cookies. Evan could have purchased the same amount of cookies by buying how many family-sized packs of 30 cookies each?
（A）12 （B） 24 （C） 48 （D） 72 （E） 180
Correct Answer: B
More ACT Math Exam Questions
- 1A 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?
- 2|8 - 5| - |5 - 8| =?
- 3
Each of the following values could represent a probability EXCEPT:
- 4The expression (5x + 2)(x-- 3) is equivalent to:
- 5
The production cost of x computers for a company over one year is $175x + $150,000. To minimize production costs in a given year to $465,000, how many computers can the company make in that year?