Question

The ratio that is equivalent to 15:42?

A) 5: 12
B) 10:28
C) 36:48
D) 5:21

Answer 1

it's actually none of these.

Explanation:

if we divide 15 by 3 we also have to divide 42 by 3. We end up with 5:14. 15 isn't divisible by any number other than 1, 3, 5, and 15.