Question

If 3A = 5B and 4B = 6C, then A : C is equal to ______.

Options

• 2 : 5

• 3 : 5

• 4 : 5

• 5 : 2

Answer 1

If 3A = 5B and 4B = 6C, then A : C is equal to 5 : 2.

Explanation:

From `3A = 5B, A/B = 5/3`; from `4B = 6C, B/C = 3/2`.

Thus `A/C = (5/3)(3/2) = 5/2`.