T

Tina Singh • 10.78K Points
Tutor II Math

(A) 1%
(B) 2%
(C) 10%
(D) 15%
Correct Answer - Option(B)
Explanation by: Tina Singh
Here, r = 20% and r1 = 15%
Required profit per cent =[ r(100 - r1)/100] - r1
= [20(100 - 15)/100] - 15
= 17 - 15
= 2%

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