CAT / #Quantitative Ability

October 17, 2017 @ 11:34 AM

October 17, 2017 @ 11:34 AM

Be ready for surprises in QA

Published: Tuesday, 17th October 2017 11:33 AM

Chances are high that CAT 2017 might give surprises in QA. Over the years the pattern has shifted from pure calculation based questions to pure logic based ones. So, handle the questions accordingly and ensure a proper balance between attempt and accuracy.

CAT 2017 is being conducted on 26th November 2017 this year. Practice with following Question and answer with solution for Quantitative Ability (QA):

Question

Let P be a point on the side AB of a triangle ABC. Lines drawn parallel to PC, through the points A and B, meet BC and AC extended at X and Y respectively. The lengths of AX, BY and PC are ‘a’ units, ‘b’ units and ‘c’ units respectively. Then c will be equal to the half of

(a) Arithmetic Mean of a and b            (b) Geometric Mean of a and b
(c) Harmonic Mean of a and b              (d) None of these

Solution

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