Question

a number is first increased by 20% and then deceased 15% find the net increase or decrease percent ?

Answer 1

let the no. be 100

increased by 20% = 120

decease by 15 % = 102

since 102> 100 =profit

profit =2

profit % = 2%


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Answer 2

12% increase
120/100*85/100=x/100
12% increase