Question

A number increased by 27 1/2% givers 87 then number iis

Answer 1

let, the no. be x

x+ 27(1/2)%× x = 87

x+ (55/200)x = 87

(255/200)x =87

(51/40)x = 87

x= 87×40/51

x= 1160/17

= 68.23