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

1.

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

[A].	2 : 5
[B].	3 : 7
[C].	5 : 3
[D].	7 : 3

Answer: Option C

Explanation:

Let 40% of A =	2	B
	3

Then,	40A	=	2B
	100		3

	2A	=	2B
	5		3

	A	=		2	x	5		=	5
	B			3		2			3

A : B = 5 : 3.

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