A number is first increased by 15% athen reduced by 15%. By what perce – InterviewSolution

1.	A number is first increased by 15% athen reduced by 15%. By what percentdoes the number change?
Answer» Let the number be 100increased no.= 115decrease= 115 ×15/100= 17.25decreased no. = 115-17.25 = 97.75change= 100-97.75= 2.25percent change= 2.25/100×100= 2.25%

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