Banker's Discount - Arithmetic Aptitude Questions and Answers

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The banker's discount on Rs. 1600 at 15% per annum is the same as true discount on Rs. 1680 for the same time and at the same rate. The time is:

3 months

4 months

6 months

Answer : Option B

Explanation :

S.I. on Rs. 1600 = T.D. on Rs. 1680.

Rs. 1600 is the P.W. of Rs. 1680, i.e., Rs. 80 is on Rs. 1600 at 15%.

Time = \([\frac { 100*80 } {1600*15 }]\)year = \(\frac { 1 } { 3 } \) year= 4 months

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