Question

Berry asked 40 random students at his school to name their favorite ice cream. Of the 40 students, he asked 25 0f them preferred chocolate. Based on the results, how many of the 1,200 students Most likely preferred chocolate ice cream.

A. 200
B. 450
C. 750
D. 1,000

Answer 1

C. 750

Explanation:

You can write a proportion for this problem.

25 x

—— = ——-

40 1200

cross multiply and you will get an equation that looks like this : 30,000=40x

simply divide 40 from 30,000 and you will get 750. :)

Answer 2

750 or C

Explanation:

This requires cross multiplication of fractions. 25/40 is equally proportionate to x/1200. 25/40=x/120 is 40x=30,000, which is equal to x=750.