Question

A man has 72coins some of them 50pause coin and rest 5pause coin . if he exchanged each of the coin for a 10 paise coin he would neither gainorloss how many 50paise coins has he?

Answer 1

Step-by-step explanation:

neither gain nor loss if exchanged each paise coins with 10 paise coin .

let 50p coins = x & 5p coins = 72 - x

50×x + 5(72-x) = 72×10

45x = 72( 10 - 5)

45x = 360 => x = 8

50p coins = 8 Answer