S

Sandeep • 6.47K Points
Tutor III Math 

Q. Two successive discounts of 20% and 5% are equivalent to a single discount of

  • (A) 25%
  • (B) 24%
  • (C) 18%
  • (D) 15%
Correct Answer - Option(B)
Explanation by: Sandeep 
Here, r1 = 20% and r2 = 5%
∴ Required percentage
= r1 + r2 - (r1 x r2)/100%
= 20 + 5 - (20 x 5)/100
= 25 - 1
=24%

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