If 40% of a number is equal to two-third of another number, what is the ratio o

Question

If 40% of a number is equal to two-third of another number, what is the ratio of first number to the second number?

Options:

A . 2:5

B . 3:7

C . 5:3

D . 7:3

Answer: Option C

Let 40% of A = 2/3 B. Then,40A/100 = 2B/3 => 2A/5 = 2B/3A/B = (2/3 * 5/2) = 5/3A:B = 5:3.

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