Identify the two statements by which the principal sum can be calculated? P : The sum amounts to Rs. 690 in 3 yrs at Simple Interest. Q : The sum amounts to Rs. 750 in 5 yrs at Simple interest. R : The rate of interest is 5% per annum.
A
P & Q will give the answer
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B
R & Q will give the answer
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C
P & R will give the answer
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D
Any two will give the answer
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Solution
The correct option is D Any two will give the answer Any two of three will give the answer because if amount, rate and number of years are given, we can easily find out the principal sum.