Column A Column B a = 2; b = − 1 (a + b)^2 (a − b)^2

Correct Answer is : if the quantity in Column B is greater;

if the quantity in Column A is greater;

if the quantity in Column B is greater;

if the two quantities are equal;

if the relationship cannot be determined from the information given.

Quantitative Comparison Practice Test 3

Question : 7 of 50

Marks: +1, -0

Column A	Column B
$a = 2; b = − 1$
$(a + b)^2$	$(a − b)^2$

Solution:

a = 2 \and b = −1

\table \Column \A, \Column B ; (a + b)^3 , (a −b)^2 = [2 − (−1)]^2; = (2 − 1)^3 ,= [2 + 1]^2 = (3)^2 ; = (1)^3 = 1 ,= 9

So, Column B is greater than Column A.

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