Question

a number is first increased by 15% and then reduced by 15% . Overall, the number.
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Answer 1

when a number increased by 15% and then reduced by 15% after this process the answer is the original number

like 1 increased by 15% = 1.15

       2 reduced by 15% = 1

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Answer 2

Answer:

99.75% of the number is left

Step-by-step explanation:

let the original number be x

• first it is increased 15%

=x+0.15x

=1.15x

• now the result is reduced by 15%

=1.15x-0.1725x

=0.9775x

therefore,

97.75% of the number is left