# Aptitude - Banker's Discount

### Exercise :: Banker's Discount - General Questions

6.

The banker's discount of a certain sum of money is Rs. 72 and the true discount on the same sum for the same time is Rs. 60. The sum due is:

 A. Rs. 360 B. Rs. 432 C. Rs. 540 D. Rs. 1080

Explanation:

 Sum = B.D. x T.D. = Rs. 72 x 60 = Rs. 72 x 60 = Rs. 360. B.D. - T.D. 72 - 60 12

7.

The certain worth of a certain sum due sometime hence is Rs. 1600 and the true discount is Rs. 160. The banker's gain is:

 A. Rs. 20 B. Rs. 24 C. Rs. 16 D. Rs. 12

Explanation:

 B.G. = (T.D.)2 = Rs. 160 x 160 = Rs. 16. P.W. 1600

8.

The present worth of a certain bill due sometime hence is Rs. 800 and the true discount is Rs. 36. The banker's discount is:

 A. Rs. 37 B. Rs. 37.62 C. Rs. 34.38 D. Rs. 38.98

Explanation:

 B.G. = (T.D.)2 = Rs. 36 x 36 = Rs. 1.62 P.W. 800 B.D. = (T.D. + B.G.) = Rs. (36 + 1.62) = Rs. 37.62

9.

The banker's gain on a bill due 1 year hence at 12% per annum is Rs. 6. The true discount is:

 A. Rs. 72 B. Rs. 36 C. Rs. 54 D. Rs. 50

Explanation:

 T.D. = B.G. x 100 = Rs. 6 x 100 = Rs. 50. R x T 12 x 1

10.

 The banker's gain on a certain sum due 1 1 years hence is 3 of the banker's 2 25

discount. The rate percent is:

A.
 5 1 % 5
B.
 9 1 % 11
C.
 8 1 % 8
D.
 6 1 % 6

Explanation:

Let, B.D = Re. 1.

 Then, B.G. = Re. 3 . 25 T.D. = (B.D. - B.G.) = Re. 1 - 3 = Re. 22 . 25 25

 Sum = 1 x (22/25) = Rs. 22 . 1-(22/25) 3

 S.I. on Rs. 22 for 1 1 years is Re. 1. 3 2 Rate = 100 x 1 %
 = 100 = 9 1 %. 11 11
 22 x 3 3 2