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1) There are 15 boys and 10 girls in a class. If three students are selected at random, what is the probability that 1 girl and 2 boys are selected?

1/40

21/46

1/2

7/42

2) If a * b = 2a - 4b + 2ab, then 2*3 + 3*2 = ?

12

2

0

14

3) Two cards are drawn together from a pack of 52 cards. The probability that one is a club and one is a diamond?

13/102

1/26

1/52

13/51

4) What least number should be added to 1056, so that the sum is completely divisible by 23?

1

2

4

3

5) Kiarn is younger than Bineesh by 7 years and their ages are in the respective ratio of 7 : 9, how old is Kiran?

24.5

24

25

23.5

6) 5, 10, 13, 26, 29, 58, 61, (....)

114

122

124

120

7) Two trains are moving in opposite directions with speed of 60 km/hr and 90 km/hr respectively. Their lengths are 1.10 km and 0.9 km respectively. the slower train cross the faster train in --- seconds

47

56

48

26

8) A rectangular field has to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 680 sq. feet, how many feet of fencing will be required?

92

82

95

88

9) What is the probability of getting a number less than 4 when a die is rolled?

1/6

1/2

1/4

1/3

10) P, Q and R can do a work in 20, 30 and 60 days respectively. How many days does it need to complete the work if P does the work and he is assisted by Q and R on every third day?

15 days

9 days

10 days

14 days

11) In how many ways can a group of 5 men and 2 women be made out of a total of 7 men and 3 women?

126

63

64

1

12) What least number should be subtracted from 13601 such that the remainder is divisible by 87 ?

27

28

30

29

13) A is two years older than B who is twice as old as C. The total of the ages of A, B and C is 27. How old is B?

9

7

8

10

14) What is the probability of selecting a prime number from 1,2,3,... 10 ?

3/5

1/7

2/5

1/5

15) A jogger is running at 9 kmph alongside a railway track in 240 meters ahead of the engine of a 120 meters long train . The train is running at 45 kmph in the same direction. how much time does it take for the train to pass the jogger?

22

36

46

18

16) How many arrangements can be made out of the letters of the word 'ENGINEERING' ?

277200

924000

182000

None of these

17) An athlete runs 200 metres race in 24 seconds. What is his speed?

20 km/hr

27.5 km/hr

30 km/hr

25 km/hr

18) 78, 64, 48, 30, 10, (...)

-12

8

-14

2

19) Kamal was 4 times as old as his son 8 years ago. After 8 years, Kamal will be twice as old as his son. Find out the present age of Kamal.

22) How many times are the hands of a clock at right angle in a day?

24

44

48

22

23) A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?

7.2

4.2

8.2

6.1

24) Find the odd man out. 1, 9, 16, 51, 121, 169, 225

169

16

51

1

25) A man buys a scooter for Rs. 1400 and sells it at a loss of 15%. What is the selling price of the scooter?

Rs. 1190

Rs. 1130

Rs. 1240

Rs. 1090

26) Find out the number of ways in which 6 rings of different types can be worn in 3 fingers?

120

729

125

720

27) In what ratio must water be mixed with milk costing Rs.12 per litre in order to get a mixture worth of Rs.8 per litre?

3:1

1:2

1:3

2:2

28) A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be ?

20

24

26

22

29) A box contains 4 red, 3 white and 2 blue balls. Three balls are drawn at random. Find out the number of ways of selecting the balls of different colours?

62

24

48

12

30) P is 30% more efficient than Q. P can complete a work in 23 days. If P and Q work together, how much time will it take to complete the same work?