Aptitude - Banker's Discount - Discussion
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Read more:"To err is human; to forgive, divine."
- Alexander Pope
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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:
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3 months | [B]. |
4 months | | [C]. |
6 months | [D]. |
8 months |
Answer: Option C
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 = |
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100 x 80 |
 year |
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1 |
year = 4 months. |
| 1600 x 15 |
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Prateek said:
(Fri, Oct 22, 2010 09:02:03 AM)
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P.W. stands for?
What is True Discount? |
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Krishna said:
(Sun, Mar 20, 2011 03:58:19 AM)
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please explain clearly.
what is s.i., p.w...........
and the formlas |
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Amit said:
(Wed, Mar 23, 2011 08:46:20 AM)
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| @ krishna- si= simple interest |
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Prena said:
(Sun, Nov 20, 2011 10:50:19 AM)
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| Is there any other alternative or shortcut way to solve this question? |
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Ashish Garg said:
(Fri, Dec 16, 2011 10:41:08 AM)
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B.D= 1600*15*T/100=240T
T.D=1680*15*T/100+15T
NOW,B.D=T.D
THUS T=1/3*12=4 MONTHS |
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