What will the ratio of simple interest earned by certain amount at the same rate of interest for 5 years and that for 11 years.  Choose the correct choice:
A) 1:2	B) 2:3	C) 2:7	D) 5:3	E) None of these
None of thesexplanation:   Let the principal be P and rate be R   then   ratio = [(P∗R∗6/100) /(P∗R∗9/100)]   =5PR /11PR=5:11   OptionNone of these
<result>E</result>
What will the ratio of simple interest earned by certain amount at the same rate of interest for 5 years and that for 11 years.