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?	Choose the correct choice.
A) 1 : 3	B) 2 : 3	C) 1 : 2	D) 3 : 2	E) 1 : 4
Let the principal be P and rate of interest be R%.   Required ratio =   (P x R x 6)/100 DIVIDED BY	(P x R x 9)/100   =	6PR/9PR	=	6/9	= 2 : 3.   ANSWER : 2 : 3   100   9PR 9
<result>B</result>
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?