9 Arun bought a pair of skates at a sale where the discount given was 20%. If the amount he pays is Rs 1,600, find the marked price.
The discount given was 20% which means if CP is Rs. 100 then the SP is Rs. 80
If SP is Rs. 80 then CP is Rs. 100
For SP of Rs. 1600, CP
The marked price is Rs. 2000.