Juhi sells a washing machine for Rs 13, 500. She loses 20% in the bargain. What was the price at which she bought it?Can you please explain it in a simple manner.
cost price = {100/100-loss% * selling price}
=100/100-20 * 13500
=100/80 * 13500
=1350000/80
=135000/8
=Rs.16875
cost price = Rs.16875