mec placement
1. (2/3) of a number is 4 more than the (1/6) of the same number?
a) 6 b) 8 c) 36 d) 24
a) 6 b) 8 c) 36 d) 24
2. There are two pipes A and B. If A filled 10 liters in an hour, B can fill 20 liters in same time. Likewise B can fill 10, 20, 40, 80, 160. If B filled in 1/16 of a tank in 3 hours, how much time will it take to fill the tank completely?
a) 9 B) 8 c) 7 d) 6
a) 9 B) 8 c) 7 d) 6
3. If we subtract a number with y, we get 4 increase of number, once it got divided by y itself... Find that number??
A) 13 b) 12 c) 14 d) 11
A) 13 b) 12 c) 14 d) 11
4. If a and b are mixed in 3:5 ration and b and c are mixed in 8:5 ration if the final mixture is 35 liters, find the amount of b?
A) 13.34 b) 15.73 c) 16.73 d) 9.45
A) 13.34 b) 15.73 c) 16.73 d) 9.45
5. If there are 63 cans out of them one is poisoned if a person tastes very little he will die within 14 hours so if there are mice to test and 24 hours to test, how many mices are required to find the poisoned can?
a) 3 b) 2 c) 6 d) 1
a) 3 b) 2 c) 6 d) 1
6. A sheet of paper has statements numbered from 1 to 70. For all values of n from 1 to 70. Statement n says ' At least n of the statements on this sheet are false. ‘Which statements are true and which are false?
a) The even numbered statements are true and the odd numbered are false.
b) The odd numbered statements are true and the even numbered are false.
c) The first 35 statements are true and the last 35 are false.
d) The first 35 statements are false and the last 35 are false.
a) The even numbered statements are true and the odd numbered are false.
b) The odd numbered statements are true and the even numbered are false.
c) The first 35 statements are true and the last 35 are false.
d) The first 35 statements are false and the last 35 are false.
7. Ferrari S.P.A is an Italian sports car manufacturer based in Marane llo, Italy. Founded by Enzo Ferrari in 1928 as Scuderia Ferrari, the company sponsored drivers and manufactured race cars before moving into production of street-legal vehicles in 1947 as Ferrari S.P.A. Throughout its history, the company has been noted for its continued participation in racing, especially in Formula One where it has employed great success .Rohit once bought a Ferrari. It could go 4 times as fast as Mohan's old Mercedes. If the speed of Mohan's Mercedes is 46 km/hr and the distance traveled by the Ferrari is 953 km, find the total time taken for Rohit to drive that distance.
a) 20.72 b) 5.18 c) 238.25 d) 6.18
a) 20.72 b) 5.18 c) 238.25 d) 6.18
8. A number when divided by D leaves a remainder of 8 and when divided by 3D leaves a remainder of 21. What is the remainder left, when twice the number is divided by 3D?
a) 13 b) cannot be determined c) 3 d) 42
a) 13 b) cannot be determined c) 3 d) 42
9. In T.Nagar the building were numbered from 1 to 100. Then how many 1’s will be present in the numbers?
a) 18 b) 19 c) 20 d) 21
a) 18 b) 19 c) 20 d) 21
10. On planet korba, a solar blast has melted the ice caps on its equator. 9 years after the ice melts, tiny planetoids called echina start growing on the rocks. Echina grows in the form of circle, and the relationship between the diameter of this circle and the age of echina is given by the formula d = 4*√ (t-9) for t ≥ 9 where d represents the diameter in mm and t the number of years since the solar blast.Jagan recorded the radius of some echina at a particular spot as 7mm. How many years back did the solar blast occur?
a) 17 b) 21.25 c) 12.25 d) 14.05
a) 17 b) 21.25 c) 12.25 d) 14.05
11. The difference between two no is 9 and the product of the two is 14.What is the square of their sum?
a) 120 b) 130 c) 137 d) 145
a) 120 b) 130 c) 137 d) 145
12. A horse chases a pony 3 hours after the pony runs. Horse takes 4 hours to reach the pony. If the average speed of the horse is 35 kmph, what is the average speed of the pony
Pattern 40: a) 15 b) 20 c) 35 d) 40
Pattern 40: a) 15 b) 20 c) 35 d) 40
13. A volume of 10936 l water is in a container of sphere. How many semisphere of volume 4l each will be required to tranfer all the water into the small semispheres?
a) 2812 b) 8231 c) 2734 d) 4222
a) 2812 b) 8231 c) 2734 d) 4222
14. The age of the two friends were in the ration of 2:3. If the sum of their ages is 55. Then after how many years their ratio will become 4:5?
a) 11 b) 33 c) 22 d) 44
a) 11 b) 33 c) 22 d) 44
15. In a shopping mall with a staff of 5 members the average age is 45 years. After 5 years a person joined them and the average age is again 45 years. What’s the age of 6th person?
a) 25 b)20 c)45 d)30
a) 25 b)20 c)45 d)30
16. Leena cut small cubes of 1 cubic cm each. She joined it to make a cuboid of length 10 cm, width 3 cm and depth 3 cm. How many more cubes does she need to make a perfect cube?
a) 910 b) 250 c) 750 d) 650
a) 910 b) 250 c) 750 d) 650
17. A pizza shop made pizzas with many flavors. There are 10 different flavors, in that 7 flavors are taken to make pizza. In how many ways they can arrange?
a) 240 b) 120 c) 65 d) 210
a) 240 b) 120 c) 65 d) 210
18. A car manufacturer produces only red and blue models which come out of the final testing area at random. What are the probability that five consecutive cars of same color will come through the test area at any one time?
a) 1 in 16 b) 1 in 125 c) 1 in 32 d) 1 in 25
a) 1 in 16 b) 1 in 125 c) 1 in 32 d) 1 in 25
19. Out of 11 children the youngest is girl then find the probability that all the remaining children are boys
a) 1/1024 b) 1/512 c) 1/128 d) 1/256
a) 1/1024 b) 1/512 c) 1/128 d) 1/256
20. There is a die with 10 faces. It is not known that fair or not. 2 captains want to toss die for batting selection. What is the possible solution among the following?
a) If no. is odd it is head, if no. is even it is tail
b) If no. is odd it is tail, if no. is even it is head
c) Toss a die until all the 10 digits appear on top face. And if first no. in the sequence is odd then consider it as tail. If it is even consider it as head.
a) If no. is odd it is head, if no. is even it is tail
b) If no. is odd it is tail, if no. is even it is head
c) Toss a die until all the 10 digits appear on top face. And if first no. in the sequence is odd then consider it as tail. If it is even consider it as head.
21. Middle- earth is a fictional land inhabited by hobbits, elves, dwarves and men. The hobbits and elves are peaceful creatures that prefer slow, silent lives and appreciate nature and art. The dwarves and the men engage in physical games. The game is as follows. A tournament is one where out of the two teams that play a match, the one that loses get eliminated. The matches are played in different rounds, where in every round; half of the teams get eliminated from the tournament. If there are 8 rounds played in knock out tournament, how many matches were played?
a) 257 b) 256 c) 72 d) 255
a) 257 b) 256 c) 72 d) 255
22. A game is played between 2 players and one player is declared as winner. All the winners from first round are played in second round. All the winners from second round are played in third round and so on. If 8 rounds are played to declare only one player as winner, how many players are played in first round?
a) 256 b) 512 c) 64 d) 128
a) 256 b) 512 c) 64 d) 128
23. There are 7 friends (A1, A2, A3,…A7) shaking hands with each other without repetition. If A1 is shaking with hands with others which is followed by A2, A3,.. How many handshakes will be possible for A3?
a)6 b)4 c) 5 d) 21
24. 20 men handshake with each other with repetition. What is the total number of handshakes made?
a) 190 b) 210 c) 150 d) 380
a) 190 b) 210 c) 150 d) 380
25. B is taller than j and 3 pillars. P is shorter than B and 2 pillars is j taller than P?
a) yes b) no c) may be d) can’t find
a) yes b) no c) may be d) can’t find
26. There are 1000 pillars for a temple. 3 friends Linda, Chelsey, Juli visited that temple. Linda is taller than Chelsea and taller than 2 of 1000 pillars. Julia is shorter than Linda. Find the correct sentence?
a) Linda is shorter among them
b) Chelsea is taller than Julia
c) Chelsea is shorter than Julia
d) Cannot determine who is taller among Chelsea and Julia
a) Linda is shorter among them
b) Chelsea is taller than Julia
c) Chelsea is shorter than Julia
d) Cannot determine who is taller among Chelsea and Julia
27. Peter and Paul are two friends. The sum of their ages is 49 years. Peter is twice as old as Paul was when Peter was as old as Paul is now. What is the present age of Peter?
a) 24 b) 28 c) 16 d) 21
a) 24 b) 28 c) 16 d) 21
28. Peter and Paul are two friends. The sum of their ages is 35 years. Peter is twice as old as Paul was when Peter was as old as Paul is now. What is the present age of Paul?
a) 24 b) 20 c) 28 d) 25
a) 24 b) 20 c) 28 d) 25
29. One person had three children. He had 7 penny’s. Find the distribution of the fruits among the three children. A melon costs 1 penny, 2 oranges cost 1 penny and 3 grapes cost 1 penny
a)2 melons, 1 orange, 1 grape b) 2 melons, 2 orange, 1 grape c) 1 melons, 2 orange, 1 grape d) 2 melons, 1 orange, 2 grape
a)2 melons, 1 orange, 1 grape b) 2 melons, 2 orange, 1 grape c) 1 melons, 2 orange, 1 grape d) 2 melons, 1 orange, 2 grape
30. If there are 2 wheelers and 4 wheelers parked in a school located at the heart of the city, find the number of 4 wheelers parked there if there were 58 wheels are parked there
a)10 b) 33 c) 22 d) none
a)10 b) 33 c) 22 d) none
31. 12, 12, 18, 45, 180, 1170
a) 12845 b) 12285 c) 12685 d) 14641
32. 3, 5, 15, X, 1125, 84375
a) 75 b) 20 c) 45 d) 80
33. In a school for a student out of 100 he got an average of 74 marks in 7 subjects while he got 79 marks in the 8th subject. Find the average of all subjects.
a) 75 b) 74.625 c) 76.5 d) 77.8
34. What is the distance of the z-intercept from the x-intercept in the equation 4x+6y-2z=32?
a) 17.7 b) 17.8 c) 17.9 d) 17.3
35. Metal strip of width ‘x’ cm. 2 metal strips are placed one over the other, then the combine length of 2 strips is ‘y’. If ‘z’ strips are placed in that manner. What is the final width of that arrangement?
a) xz b) x c) y d) (z-1)(y-x)+x
a) xz b) x c) y d) (z-1)(y-x)+x
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