### HCL Placement Paper Quantitative Ability Questions

It has been observed that the students can expect 25 questions with a time limit of 35 minutes.

The correct answer will give the students 2 marks; while a wrong answer will deduct ΒΌ marks from the total.

Here are a few questions asked in the quantitative ability section:

Q1. If y increases linearly, how will a - y behave (y>1)?

a. Increase linearly

b. Decrease linearly

c. Increase exponentially

d. Decrease exponentially

Q2. What is the probability of getting the sum 5 in two throws of the dice?

a. 1/12

b. 1/9

c.1/5

d. 1/7

Q3.What will be the middle number if three consecutive whole numbers are such that the square of the middle number is greater than the product of the other two by 1.

a. 6

b. 18

c. 12

d. All of these

Q4. The arithmetic mean of 2 numbers is 34 and their geometric mean is 16. What will be one of the numbers?

a.4

b.16

c.18

d. 17

Q5. If m% of a is the same as n% of b, then o% of b is :

a. (mn/o)% of a

b. (no/m)% of a

c. (mo/n)% of a

d. None of these

Q6. The letters of the word WOMAN are written in all possible orders and these words are written out as in a dictionary, then the rank of the word 'WOMAN' is

a.120

b.117

c.119

d.118

Q7. What least number must be subtracted from 9400 to get a number exactly divisible by 65?

a.20

b.80

c. 40

d. 60

Q8. If 2505 / 0.5 = 5010 then what will be 25.05 / 0.5 = ?

a. 5.010

b. 50.10

c. 501.0

d. None of these

Q9. Which pair of rational numbers lie between 1/5 and 2/5 -

a.262/1000, 275/1000

b. 362/1000, 562/1000

c.451/1000, 552/1000

d. 121/1000,131/1000

Q10. What is the value of the following expression: 2 log 10 5 +log 104?

a. 2

b. 2.5

c. 3

d. 4

Q11. In a kilometre race, if X gives Y a 40 m start, X wins by 19 s. But if X gives Y a 30 s start, Y wins by 40 m. Find the time taken by Y to run 5,000 m?

a. 150 s

b. 450 s

c.750 s

d. 825 s

Q12. Pipe X takes 16 min to fill a tank. Pipes Y and Z, whose cross- sectional circumferences are in the ratio 2:3, fill another tank twice as big as the first. If X has a cross-sectional circumference that is one-third of Z, how long will it take for Y and Z to fill the second tank? (Assume the rate at which water flows through a unit cross-sectional area is same for all the three pipes.)

a. 6 6/13

b. 40/13

c. 16 /13

d. 32/13