What will be the ratio of the interests earned by identical sum of money invested at the same rate of simple interest for 6 years and for 15 years respectively?
Answer & explanation
Correct answer: option 4
Here,
Everything is same except time, therefore
⇒ The ratio of the interests earned by identical sum of money invested at the same rate of simple interest for 6 years and for 15 years respectively = 6 : 15 = 2 : 5.