Question
If the banker’s discount on a certain amount of money is Rs. 80 and the true discount on the same amount for the same time duration is Rs. 64, then the amount due is:
Answer: Option B
$$\eqalign{
& {\text{Amount}}\,{\text{Due}} \cr
& = \frac{{B.D. \times T.D.}}{{B.D. - T.D.}} \cr
& = \frac{{80 \times 64}}{{80 - 64}} \cr
& = {\text{Rs}}{\text{.}}\,320 \cr} $$
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$$\eqalign{
& {\text{Amount}}\,{\text{Due}} \cr
& = \frac{{B.D. \times T.D.}}{{B.D. - T.D.}} \cr
& = \frac{{80 \times 64}}{{80 - 64}} \cr
& = {\text{Rs}}{\text{.}}\,320 \cr} $$
Was this answer helpful ?
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