Question

If two successive discount of 20% of 30% is given on an article,then what is the discount percentage?​

Answer 1

Given, r1 = 20% and r2 = 30%

Therefore, Single discount equal to r1 and r2

= (r1+r2−r1×r2/100)%

= 20+30−20×30/100 = 50-6 = 44%

Answer 2

Answer:

answer for the given problem is given