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6.Interest
medium
Which of the statement given below are sufficient to answer the following question.
What is the rate of interest $p.c.p.a.$ on the amount of $Rs. 15000$ taking loan?
($I$) The difference between $C.I. \& S.I.$ is $Rs. 170$
($II$) The $S.I.$ of $2$ years is $Rs. 2500$
A
only $I$
B
only $II$
C
Either $I$ or $II$
D
Neither $I$ or $II$
Solution
This question can be solved either using statement (1) or (2) In statement (1), it is simple formula of difference
$=\frac{P R^{2}}{(100)^{2}}$
In statement (2), it is simple formula of SI
Standard 13
Quantitative Aptitude