Previous Year Question Papers 2013

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Level of Knowledge : Basic knowledge

Quantitative Aptitude

**Objective :**

**6.** From the following choice, what is the equation of a line whose x-intercept is half as that of line 3x+4y=12 and y-intercept twice of same.

b) 8x+3y=24

c) 6x+3y=6

d) 3x+y=6

**7.** A bag contains 5 red, 4 blue and M green balls if the probability of getting both the balls green, when two balls are selected at random is 1/7, find M

b) 4

c) 9

d) 6

**8.** Write the dimensions of Pie diagram - Bar diagram - Cube diagram

b) 3, 2, 1

c) 3, 1, 2

d) 2, 1, 3

**9.** If all the observations are increased by 6 then

b) C.V would be decreased

c) C.V remains unchanged

d) None of the above

**10.** Two judges were asked to rank 3 candidates for their proficiency in certain job. Their ranking was 2, 1, 3 & 3, 2, 1 respectively. The rank correlation coefficient is equal to

b) -0.8

c) 0.5

d) 0.8

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