1f 9 is 3/4 of n, what number is 5/6 of n?

1f 9 is 3/4 of n, what number is 5/6 of n?

A 12

B 15

C 10

D 12.5

Solution

Correct Answer: Option C

(3/4)n = 9
⇒ n = (9 × 4)/3
∴ n = 12

5/6 of n = (5/6) × 12
= 10