In an examination, the score of A was 10% | Quantitative Aptitude - Arithmetic – Percentage
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The question below is from previous year CAT question from CAT 2019 exam comes from CAT Percentage : In an examination, the score of A was 10%
Find out by answering this question which tests an aspirant’s Quantitative Ability Skills.
You may also find remaining question solution of CAT 2019, Slot 2 by searching the question in the search bar.
CAT 2019 - Slot 2 - Quantitative Aptitude - Percentage - Question 2 - In an examination, the score of A was 10%
Q. 2: In an examination, the score of A was 10% less than that of B, the score of B was 25% more than that of C, and the score of C was 20% less than that of D. If A scored 72, then the score of D was
Let the score of B =x
Score of A = x – 10% of x = 0.9x
As per question , score of B = 25% more than C = 5/4 C
And score of C = 20% less than D = 4/5 D
Or D = 5/4 C
So, B = D
Since A = 72, Therefore D = 72/0.9 = 80
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