mec test your skill 21 - oct - 2010 - i

8/8/2019 MEC Test Your Skill 21 - Oct - 2010 - I

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6 A train 110 m in length passes a man walking at the rate of 6km/hr against it in 6 s. The speed of the train in km/hr is

( ) 60km/hr

( ) 45km/hr

( ) 50km/hr

( ) 55km/hr

7 A train travels 9.2 Km/hr. How many meters will it travel in 10 minutes?

( ) 14500 m

( ) 15400 m

( ) 15200 m

( ) None of these

8 A train travels 135m long is running with a speed of 54 km per hour. In what time will it pass a telegraph post?

( ) 11 sec

( ) 9 sec

( ) 7 sec

( ) None of these

9 A train 280 m long is moving at a speed of 60 Km/hr. The time taken by the train to cross a platform 220 m long is

( ) 30 sec

( ) 40 sec

( ) 60 sec

( ) 20 sec

10 A passenger train running at the speed of 80 Km/hr leaves the railway station 6 hours after a goods train leaves and overtake

it in 4 hours. The speed of the goods train is

( ) 32 km/hr

( ) 40 km/hr

( ) 50 km/hr

( ) 60 km/hr

11 A Mixture of 40 liters of Milk and Water contains 10 % water. How much water must be added to make 20% water in the ne

mixture ?

( ) 5 liters

( ) 6 liters

( ) 8 liters ( ) 10 liters


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12 A trader ha 25 Kg of rice , part of which he sells at 4% profit and the rest at 9 % profit. He gains 7 % on the whole. What is

the quantity sold at 9% profit?

( ) 15

( ) 10

( ) 18

( ) 12

13 A jar contains a mixture of two liquids A & B in the ratio 3:1. When 15 liters of the mixture is taken out and 9 liters of liquid

B is poured into the jar, the ratio becomes 3:4. howmany liters of liquid was contained in the jar.

( ) 27 liters

( ) 24 liters

( ) 30 liters

( ) 21 liters

14 There are 60 students in class, 120 rupees are distributed among them So that each boy gets Rs. 2.50 nd each girl gets 50 P

Find the ratio of boy to the girl.

( ) 3:5

( ) 1:2

( ) 3:4

( ) 5:3

15 In a courtyard there are many chickens and goats. If heads are counted , it comes to 100 but when legs are counted it comes

320.Find the number of chickens and goats in the courtyard

( ) 40,60

( ) 60,40

( ) 45,55

( ) 55,45

16 What should be the quantity of water added to 14 litres of fruit concentrate priced at Rs.5.40 ps to give a fruit at 4.20 ps a lit

?

( ) 4 litres

( ) 5 litres

( ) 6 litres

( ) 7 litres

17 A barrel has 125 litres of petrol. 25 litres of petrol is taken out from the barrel and the quantity was replenished by adding

kerosene. Again another 25 litres of the content was taken out of the barrel and again replinished by kerosene to maintain th

quality.for a third time this was done. As a result what will be the exact quantity of petrol remaining in the barrel ?

( ) 78 litres


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( ) 72 litres

( ) 64 litres

( ) 58 litres

18 A grocer mixed 10 kg of a brand X rice with 15 kg of brand Y rice.The mixed rice was sold at a price 40 % more than the

price of brand X rice.The grocer was not able to make any profit. What is the ratio of the cost price of brand X rice to brand

rice ?

( ) 5:8

( ) 4:7

( ) 3:7

( ) 3:5

19 A 300 ml. salt solution contains 40 % salt in it. What will be the quantity of water required to make the solution has the

solution has a strength of 30 % salt in it?

( ) 120 ml

( ) 100 ml

( ) 90 ml

( ) 80 ml

20 A carpenter added 1 litre of thinner to 5 litre of a 20 percent solution of emulsion paint and thinner . What is the strength of

emulsion in the resultant solution ?

( ) 0.1667

( ) 0.1733

( ) 0.1767

( ) 0.1833

21 A bag contains 4 white balls and 2 black balls.Another bag contains 5 black balls and 3 white balls.If any one ball is drawn

from each bag, then what is the probability that one is white and one is black?

( ) 1/3

( ) 8/15

( ) 1/4

( ) 13/24

22 If I toss 3 wins, What will be the probability to get no heads?

( ) 1/3

( ) 1/4

( ) 1/6 ( ) 1/8

23 In a single throw of 2 dices, what is the probability of getting a multiple of 3 on one side and a multiple of 2 on the ither side


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( ) 1/2

( ) 2/3

( ) 11/36

( ) 5/18

24 A card is drawn from a pack of 52 cards.Find the probability of getting spade or ace or red card.

( ) 10/13

( ) 11/13

( ) 27/52

( ) None

25 Tokens numbered 1 to 36 are kept in a box.You are supposed to take one token at random.Find the probability that the toke

you have taken is a perfect square nimber or is a number divisible by 3.

( ) 5/9

( ) 4/9

( ) 2/5

( ) None

26 What is the probability of getting the letter N and E adjacent always in the word PENCIL

( ) 2/3

( ) 1/4

( ) 2/5

( ) 1/6

27 What is the probability of getting an even number in a single throw of a dice?

( ) 1/2

( ) 2/3

( ) 1/6

( ) 5/6

28 What is the probability of getting a Jack from a pack of 52cards when neatly shuffled?

( ) 51/52

( ) 1/13

( ) 4 ( ) 1/4

29 In any leap year selected at random, what is the probability that there are 53 Sundays?

( ) 2/7

( ) 7/12


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( ) 3/7

( ) 4/53

30 From among the first two hundred natural numbers you are asked to select one number.What is the probability that the

selected number is divisible by 6 or 8?

( ) 1/8

( ) 1/6

( ) 1/4

( ) 2/3

31 GAMBLE is coded as FBLCKF, how is coded for FLOWER?

( ) GKPVFQ

( ) EMNXDS

( ) GMPVDS

( ) HNQYGT

32 NATURE is coded as MASUQE, how is coded for FAMININE?

( ) FBMJND

( ) FZMHND

( ) GANIOE

( ) EALIME

33 If ROSE is coded as 6821, CHAIR is coded as 73456 and PREACH is coded as 961473,what will be the code for SEARCH

( ) 246173

( ) 214673

( ) 214763

( ) 216473

34 If D=4, COVER=64, then BASIS=?

( ) 49

( ) 50

( ) 55

( ) 54

35 If MACHINE is coded as 19-7-9-14-15-20-11.How will you code DANGER

( ) 10-7-20-13-11-24

( ) 11-7-20-16-11-24

( ) 13-7-20-9-11-25


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( ) 13-7-20-10-11-25

36 Read the following information carefully and answer the questions that follow:

i) A,B,C,D,Eand F are six members in family in which there are two married couples.

ii) E, a teacher is married to the doctor who is mother of C and F.

iii) B, the lawyer is married to A.

iv) A has a son and one grandson.

v) Of the two married two ladies;one is a housewife.

vi) There is also one student and one male engineer in the family.

How is A related to C?

( ) grandfather

( ) mother

( ) sister

( ) granny








Who among the following is the housewife?

( ) A

( ) B

( ) D

( ) E






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How is C related to F?

( ) brother

( ) sister

( ) brother or sister

( ) Data inadequate








Which of the following represents the group of females in the family?

( ) ADC

( ) ADF

( ) BEC

( ) Data inadequate








Which of the following is true about the granddaughter in the family?


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( ) she is a lawyer

( ) she is a student

( ) she is an engineer

( ) Data inadequate

41 Sound travels 330 metres a second of a thunder-cloud follows the flash after 10 seconds, the thunder - cloud is at distance o

( ) 3.7 km

( ) 3.5 km

( ) 3.3. km

( ) None of the above

42 Rajesh covers a certain distance by bus at 16 km/hr and return back at the starting point on a cycle at 9 km/hr. his average

speed for the whole journey is

( ) 13.54 km/hr

( ) 11.52 km/hr

( ) 15.52 km/hr

( ) None of the above

43 A car covers four successive three km stretches at speed of 10 km/hr,20 km/hr, 30 km/hr and 60 km/hr. respectively. Its

average speed over this distance is.

( ) 10 km/hr

( ) 20 km/hr

( ) 30 km/hr

( ) 25 km/hr

44 A train can travel 20 % faster than a car. Both start from a point A at the same time and reach point B 75 km away from A a

the same time. On the way, However, the train lost about 12.5 minute while stopping at the station.Find the speed of the car

km per hour.

( ) 50 kmpl

( ) 55 kmpl

( ) 60 kmpl

( ) 65 kmpl

45 A start 3 minafter B for a place 4.5km distant B, on reaching his destination,immediately returns and after walking a km me

A. If A can walk 1 km in 18 minutes, Then what is B's speed ?

( ) 5 kmpl

( ) 4 kmpl

( ) 6 kmpl () 3.5 kmpl


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46 There are 20 poles with a constant distance between each pole.A car takes 24 seconds to reach the 12 th pole. How much tim

will it take to reach the last pole ?

( ) 25.25 sec.

( ) 17.45 sec.

( ) 35.75 sec.

( ) 41.45 sec.

47 Three men A,B and C go walking round a circle 1 kilometre in circumference at the rates of 10,20 and 40 meters per minute

respectively. If they all start together and walk in the same direction,when will they again be together at the same place?

( ) After 50 minutes




48 Point A and B are 70 km apart on a highway. One car stars from A and another one from B at the same time. If they travel in

the same direction, they meet in 7 hours.But if they travel towards each other, they meet in one hour. The speed of the two care

( ) 45 and 25 km/hr

( ) 70 and 10 km/hr

( ) 40 and 30 km/hr

( ) 60 and 40 km/hr

49 A is twice as fast as B and B is thrice as fast as C.The journey covered by C in 42 minutes will be covered by A in

( ) 14 min

( ) 7 min

( ) 28 min

( ) 54 min

50 Shalini jogs 9 km at a 6 km per hour. At what speed would she need to travel during the next 1.5 hours to have an average

speed of 9 km per hour for the entire jogging session?

( ) 12 kmpl

( ) 10 kmpl

( ) 14 kmpl

( ) 9 kmpl

mec test your skill 21 - oct - 2010 - i

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