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Find the Single Discount (As a Percent) Equivalent to Successive Discounts Of: 60% and 80% - Mathematics

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Sum

Find the single discount (as a percent) equivalent to successive discounts of:
60% and 80%

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Solution

Successive discounts = 60% and 80%

Let M.P. = ₹100

∴ S.P. after two discounts,

`=₹(100(100-60)xx(100-80))/(100xx100)`

`=₹(100xx40xx20)/(100xx100)=₹8`

∴ Total discount = ₹100 − 8 = ₹92

∴ Single discount = 92%

Concept: Concept of Discount
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APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 8 Profit, Loss and Discount
Exercise 8 (D) | Q 16.3 | Page 98
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