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

Answer: Option A

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

Answer: Option C

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

Answer: Option B

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

Answer: Option D

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

Answer: Option B

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