Question

The ratio of boys to girls in Mr. Baker’s social studies class is 2 to 3. If there are 30 total students in the class, how many more girls are in the class than boys? A. 6 B. 8 C. 10 D. 12

Answer 1

2 ?
--- = ---
3 30

3 * 10 = 30
so...
2 * 10 = 20

20
---
30

this would be the ratio...

then you subtract

30 - 20= 10 girls more than boys.

The answer is C.

Answer 2

Hello there.

The ratio of boys to girls in Mr. Baker’s social studies class is 2 to 3. If there are 30 total students in the class, how many more girls are in the class than boys?

Answer: C. 10