Find a Single Discount Equivalent to a Discount Series of 10%, 20% and 25%

  1. 55%
  2. 45%
  3. 46%
  4. 52%
Monis Rasool Professor Asked on 29th August 2015 in Maths.
Add Comment
1 Answer(s)

Answer: (3) 46%

Explanation:-
The successive discount of 10% and 20% = 10 + 20 – 10 x 20/100
= 30 – 2
= 28 %

Then, the successive discount of 28% and 25% = 28 + 25 – 28 x 25/100
= 53 – 28/4
= 53 – 7
= 44%
Then, the successive discount of 10%, 20% and 25% is 46%.

Hence, the answer is (3) 46%.

Anurag Mishra Professor Answered on 31st August 2015.
Add Comment

Your Answer

By posting your answer, you agree to the privacy policy and terms of service.