Question

if price is increased by 20% and sell is reduced by 20% then there is profit or loss , how much ? explain in detail answer .(answer is 4)

Answer 1

let the price be 100 Rupees salary increased 20/100×100=20rupees new price =100+20=120. price decreased=20/100×120=24rupees new salary 120-24=96 decreasement. =4rupees percent=4/100×100=4%