Question

a number decreased by 27 1/2% gives 87. find the number

Answer 1

Answer:

let the no. be x and 27.5x/100

then ,

x-27.5x/100 =87

100x-27.5x =87×100

72.5x=8700

x=8700/72.5

x=120

thanks

Answer 2

Thanks for the answer please