Question : Two successive discounts of 10% and 15% are given by Rajat on a shirt. If the marked price of the shirt is Rs. 800, then what is the value of the discount?
Option 1: Rs. 216
Option 2: Rs. 176
Option 3: Rs. 195
Option 4: Rs. 188
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Correct Answer: Rs. 188
Solution : Use the formula: Single equivalent discount = $(x+y-\frac{xy}{100}$)% where $x$ and $y$ are two successive discounts. So, effective discount = 10 + 15 – $\frac{10×15}{100}$ = 23.5% Total discount = 23.5 % of 800 = Rs. 188 Hence, the correct answer is Rs.188.
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