Cognizant Aptitude Screening 4

Question 1

The ratio of the ages of father and son is 7:2. After 10 years the ratio will be 9:4. What is the father's current age?

Accepted Answer

35 years

Answer

42 years

Answer

49 years

Answer

56 years

Question 2

A cylinder has radius 7 cm and height 10 cm. What is its volume? (π = 22/7)

Accepted Answer

1540 cm³

Answer

2200 cm³

Answer

1080 cm³

Question 3

If ROAD is coded as 5413 and LOAD is coded as 7413, how is MODAL coded?

Accepted Answer

91347

Answer

91437

Answer

79413

Answer

94137

Question 4

A sum of money doubles itself in 8 years at simple interest. In how many years will it treble?

Accepted Answer

16 years

Answer

12 years

Answer

20 years

Answer

24 years

Question 5

There are 6 men and 4 women. In how many ways can a committee of 3 men and 2 women be formed?

Accepted Answer

120

Answer

60

Answer

90

Answer

180

Question 6

If 15 workers complete a project in 40 days, how many additional workers are needed to finish it in 24 days?

Accepted Answer

10

Answer

25

Answer

40

Answer

15

Question 7

What is the LCM of 12, 18, and 24?

Accepted Answer

72

Answer

36

Answer

48

Answer

144