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Question
Find discount in percent when M.P. = Rs 900 and S.P. = Rs 873.
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Solution
\[\text { We know that SP = MP - Discount }\]
\[\text { So, 873 = 900 - Discount }\]
\[\text { Therefore, Discount = Rs } . (900 - 873)\]
\[ =\text { Rs } . 27\]
\[\text { Discount % }= \frac{\text { Discount }}{MP} \times 100 % \]
\[ = \frac{27}{900} \times 100 % \]
\[ = 3 % \]
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