Question

the selling price of 18 articles is equal to the cost price of 21 pencils .find the gain percent?​

Answer 1

Answer:

let the cp be x

ATQ, cp =18x

sp=21x

profit=21x-18x=3x

p %=3x/18xX100

16.6%

Answer 2

Answer:

Let the be X

CP=21X

SP=18

PROFIT = 21-18=3X

P percent=3X/18*100=

16.6