Aptitude - Banker's Discount - Discussion
Discussion Forum : Banker's Discount - General Questions (Q.No. 12)
12.
The true discount on a bill of Rs. 540 is Rs. 90. The banker's discount is:
Answer: Option
Explanation:
P.W. = Rs. (540 - 90) = Rs. 450.
S.I. on Rs. 450 = Rs. 90.
| S.I. on Rs. 540 = Rs. |  |
90 | x 540 |  |
= Rs. 108. |
| 450 |
B.D. = Rs. 108.
Discussion:
12 comments Page 2 of 2.
Samanwita Nandi said:
6 years ago
Thank you all for the given explanation.
Anjum Bano said:
6 years ago
In a simple way,
By formula;
Sum(face value) = 540 & TD = 90.
We know that,
F = (BD*TD)/(BD-TD).
=> 540 = (BD * 90)/(BD-90),
=> 6BD - 540 = BD.
BD = 108 = Bankers discount.
By formula;
Sum(face value) = 540 & TD = 90.
We know that,
F = (BD*TD)/(BD-TD).
=> 540 = (BD * 90)/(BD-90),
=> 6BD - 540 = BD.
BD = 108 = Bankers discount.
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