SAT Math Multiple Choice Practice Question 1: Answer and Explanation

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Question: 1

1. In a 28-student class, the ratio of boys to girls is 3:4. How many girls are there in the class?

A. 4
B. 9
C. 12
D. 16
E. 25

Correct Answer: D

Explanation:

D. If you add the numbers in the ratio, you get 7. There are 28 total students, which is 7 × 4. Therefore, multiply the original ratio numbers by 4 to get 12 boys and 16 girls. You can -double-check your work by doing this equation: 12 + 16 = 28.

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