In an examination A got 10 marks less than B B got 25 marks more than C and C got 20 less than D If ...........

Quantitative Aptitude ( CCS) Percentage

In an examination, A got 10% marks less than B, B got 25% marks more than C and C got 20% less than D. If A got 360 marks out of 500. The percentage of marks obtained by D was :

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Explanation:

A got 360/500 * 100 = 72%
(as per question)it is 90% of B.
So B = 72 * 100 / 90 = 80%.
Which was 125% of C.
So C = 80 * 100 / 125 = 64%.
Which was 80% of D.
So D = 64 * 100 / 80 = 80%.
= D got 80% marks.

Hence, option 3 is the correct answer.