CAT 2019 Question Paper | Quants Slot 2

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Percentages is one topic under the Quantitative Ability section of the CAT exam that you can leverage for your DILR section as well. Hence, you should be extremely thorough when preparing for this topic! Your CAT online preparation revolving around this topic should be so sincere that you do not even leave one question on this topic in the CAT Question Paper. To match this level of preparation you cannot miss out on the CAT previous year paper. They provide you a direction in which you should steer your preparation and alter your strategy to make the most of it! Start right away! Solve CAT 2019 Question paper here! Make sure you do not look at the solution provided before trying your hands at it!

Question 17 : 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 [TITA]

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Video Explanation

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Explanatory Answer

From the data,
A scored 72
A's score was 10% less than B
So, Score of B = 80
We know that B was 25% more than C
So, C x = 80
C = 64
Now, we know that D scored 20% less than D
So, C = x D
64 = x D
D = 80 marks

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The question is "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 [TITA]"

Hence, the answer is 80

 

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