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Successive discounts of p% and q% on the catalogue price of an article is equivalent to a single discount of :
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x − y − xy 
% 100 -

p − q − pq 
% 100
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p + q − pq 
% 100 -

p + q + pq 
% 100
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Correct Option: C
As we know the formula for two successive discount.
| Equivalent single discount = | ![]() | D1 + D2 − | ![]() | % | |
| 100 |
Single equivalent discount
| = | ![]() | p + q − | ![]() | % | |
| 100 |