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सी.आई.एस.सी.ई.आयसीएसई ICSE Class 8

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

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प्रश्न

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

बेरीज
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उत्तर

Successive discounts = 80% and 80%

Let M.P. = ₹100

Then S.P. after two discounts

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

`=(100xx20xx20)/(100xx100)=₹4`

∴ Total discount = ₹100 − 4 = ₹96

∴ Single discount = 96%

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पाठ 8: Profit, Loss and Discount - Exercise 8 (D) [पृष्ठ ९८]

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सेलिना Concise Mathematics [English] Class 8 ICSE
पाठ 8 Profit, Loss and Discount
Exercise 8 (D) | Q 16.1 | पृष्ठ ९८

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