What will be the ratio of simple interest earned by certain amount at the same rate of interest for 6 years and that for 9 years?

1.

What will be the ratio of simple interest earned by certain amount at the same rate of interest for 6 years and that for 9 years?

[A].	1 : 3
[B].	1 : 4
[C].	2 : 3
[D].	Data inadequate
[E].	None of these

Answer: Option C

Explanation:

Let the principal be P and rate of interest be R%.

Required ratio =

	P x R x 6
	100

=

6PR

=

6

= 2 : 3.

	P x R x 9
	100

9PR

9

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