Compound Interest Mcqs

Q.  Rayan invested certain amount for two rates of simple interests at 6% p.a. and 7% p.a. What is the ratio of Rayan’s investments if the interests from those investments are equal?

a. 4 : 3
b. 3 : 2
c. 6 : 5
d. 7 : 6
e. None of these


ANSWER: See Answer
 
Let x be the investment of Rayan in 6% and y be in 7%

x(6)(n)/100 = y(7)(n)/100
=> x/y = 7/6
x : y = 7 : 6
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