Simple Interest-Data Intensity 1 :: Discussion


5.Farhan took a loan of Rs. 1200 with simple interest for as many years as the rate of interest. If he paid Rs. 432 as interest at the end of the loan period, what was the rate of interest?
A.3.6
B.6
C.18
D.None of Above
Answer:  Option  B
Explanation:

Let rate = R% and time = R years.

Then, 1200 x R x R = 432
100

 12R2 = 432

 R2 = 36

 R = 6.

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Published by:Michael Daani

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