Question

A trader marked his goods at 30% above the cost price. if he allows his customer 20% discount the percent of his profit is? a: 10% b: 6% c: 5% d: 4%​

Answer 1

answer is d

if 100 is CP so he adds 30%. the SP would be 130 rs . he gives 20 % discount so it reduces 26 rs so his profit is 4 rs . so it's profit is 4 %