Aptitude - Banker's Discount
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OverviewExercise"Nothing is impossible to a willing heart."
- (Proverb)
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| 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:
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| A. |
Rs. 360 | B. |
Rs. 432 | | C. |
Rs. 540 | D. |
Rs. 1080 |
Answer: Option C
Explanation:
| Sum = |
B.D. x T.D. |
= Rs. |
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72 x 60 |
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= Rs. |
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72 x 60 |
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= Rs. 360. |
| B.D. - T.D. |
72 - 60 |
12 |
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| 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:
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Answer: Option E
Explanation:
| B.G. = |
(T.D.)2 |
= Rs. |
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160 x 160 |
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= Rs. 16. |
| P.W. |
1600 |
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| 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:
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| A. |
Rs. 37 | B. |
Rs. 37.62 | | C. |
Rs. 34.38 | D. |
Rs. 38.98 |
Answer: Option A
Explanation:
| B.G. = |
(T.D.)2 |
= Rs. |
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36 x 36 |
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= Rs. 1.62 |
| P.W. |
800 |
B.D. = (T.D. + B.G.) = Rs. (36 + 1.62) = Rs. 37.62
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| 9. |
The banker's gain on a bill due 1 year hence at 12% per annum is Rs. 6. The true discount is:
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Answer: Option A
Explanation:
| T.D. = |
B.G. x 100 |
= Rs. |
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6 x 100 |
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= Rs. 50. |
| R x T |
12 x 1 |
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| 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: |
Answer: Option D
Explanation:
Let, B.D = Re. 1.
T.D. = (B.D. - B.G.) = Re. |
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1 - |
3 |
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= Re. |
22 |
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| 25 |
25 |
| Sum = |
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1 x (22/25) |
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= Rs. |
22 |
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| 1-(22/25) |
3 |
| S.I. on Rs. |
22 |
for 1 |
1 |
years is Re. 1. |
| 3 |
2 |
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