Processing math: 100%

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Sunday, November 25, 2018

Successive discounts of 10% and 20% are equivalent to a

Successive discounts of 10% and 20% are equivalent to a single discount of
A30%
B15%
C28%
D72%

Answer is : 28%

Explanation:

Let marked price be 100. 
apply 10% discount 
10100100=10   ......(i)


apply 20% discount 
2010090=18   .......(ii)

Total discounts = (i) + (ii)

=10+18

=28 
discount percentage=28100100=28%

Nithin K
answered Dec 2 '2016 at 22:21

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