Simple Interest - Quantitative Aptitude (MCQ) questions for Q. 40

Q.  What time will be taken by an amount of Rs. 900 to yield Rs. 81 as interest at 4.5% per annum of simple interest?
- Published on 19 Oct 15

a. 2 years
b. 1 years
c. 3 years
d. 4 years

ANSWER: 2 years
 
P= Rs 900

Rate = 4.5*

SI= Rs 81

=> SI= Time*P*rate

calculating for rate,

=> Time= SI/rate*P

= 81/4.5%*900

=> 2 years

Thus, it will take 2 years to yield Rs 81.

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