The single discount equal to three consecutive discounts of 10%, 12% and 5% is :

The single discount equal to three consecutive discounts of 10%, 12% and 5% is :
[A]9%
[B]11%
[C]24.76%
[D]26.27%

24.76%
Single equivalent discount for 10% and 12%.
$latex = \left ( 10+12-\frac{10\times 12}{100} \right )\% = 20.8\%&s=1$
Single equivalent discount for 20.8% and 5%.
$latex = \left ( 20.8+5-\frac{20.8\times 5}{100} \right )\% = 24.76\%&s=1$
Hence option [C] is correct answer.


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