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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 8

The number 8,000 is first increased by 20% and then decreased by 20%. Find the resulting number. - Mathematics

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प्रश्न

The number 8,000 is first increased by 20% and then decreased by 20%. Find the resulting number.

योग
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उत्तर

Given number is increased by 20%.

= `120/100 xx 8000` 

= 9600

Then decreased by 20 %

`80/100 xx 9600`

= 7680

hence, the Resultant number is 7680.

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अध्याय 7: Percent and Percentage - Exercise 7 (A) [पृष्ठ ८३]

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सेलिना Concise Mathematics [English] Class 8 ICSE
अध्याय 7 Percent and Percentage
Exercise 7 (A) | Q 17 | पृष्ठ ८३
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