TCS Aptitude 2011 Questions With Solutions
1. Peter and Paul ate 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 preset ate of Peter?2. The ages of two friends is in the ratio 6:5. The sum of their ages is 66. After how many years will the ages be in the ratio 8:7?
Ans : 12
3. There are 5 materials to make a perfume: Lilac, Balsamic, Lemon, Woody and Mimosaic. To make a perfume that is in demand the following conditions are to be followed: Lilac and Balsalmic go together. Woody and Minosaic go together, Woody and balsalmic never go together. Lemon can be added with any material. All of the following combinations are possible to make a perfume EXCEPT:
(a) Balsalmic and Lilac
(b) Woody and Lemon
(c) Mimosaic and Woody
(d) Minosaic and Lilac
Ans :4
5. There is a toy train that can make 10 musical sounds. It makes 2 musical sounds after being defective. What is the probability that me musical sound would be produced 5 times consecutively? (1 of_______)?
5. A girl has a make pizza with different toppings. There are 8 different toppings. In how many ways can she make pizzas with 2 different toppings?
Ans :nC2 * 2
6. A triangle is made from a rope. The sides of the triangle are 25 cm, 11 cm and 31 cm. what will be the area of the square made from the same rope?
Ans :16.752 cm2
7. what is the distance between the z-intercept from the x0intercept in the equation ax+by+cz+d=0.
Ans : (- d/a)
8. An athlete decides to run the same distance in 1/4th less time that she usually took. By how percent will she have to increase her average speed?
Ans :300%
9. 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? Ans-20kmph
10. There is 7 friends (A1,A2,..A7). If A1 have to have shake with all without repeat. How many hand shakes possible?
Ans :6
11. There are two pipes A and B. If A filled 10 liters in an hour B can fills 20 liters in same time. Likewise B can fill 10, 20, 40, 80, 160, .if B filled in (1/6) the of the tank in 3 hours, how much time will it take to fill completely?
12. 10 tables, 4chairs per table, each table has different number of people then how many tables will left without at least one person.
13. The age of two friends is in the ratio 5:6, after how many years will the ages be in the ratio 7:8?
14. A men whose age is 45 yrs has 3 sons named Johan, Jill and Jack. He went to a park weekly twice. He loves his sons very much. On a certain day he finds shopkeepers selling different things. An apple cost 1penny, 2chocalate costs 1penny, & 3 bananas cost 1penny. He has bought equal no. of apple, chocolate and banana for each son. If the total amount he invest is 7 penny then how many he has bought from each piece for his son?
a) 1app, 1 chow, q banana
b) 1app, 2cho, 3banana
c) 1app, 2cho, 1banana
Ans :c
15. A scientist was researching on animal behavior in his lab. He was very interested in analyzing the behavior of bear. For some reason he traveled 1mile in north direction and reached at North Pole. There he saw a bear he then followed the bear around 1hr with a speed of 2km/hr in east direction. After that he traveled in south direction and reached at his lab in 2 hrs. Then what is the colour of the bear?
a) white,
b) black,
c)grey,
d) brown
16. Ina particular city there are 100 homes numbered from 1,2,3……..100. The city was build by a builder from Chennai. There was 4 to 5 shops in the town which was build by a builder from Mumbai. THE 2nd builder in can build in ½ time as compared to 1st builder. If the 2nd builder builds in 15 days, then how many 2’s are used by the builder from Chennai in numbering the 100 homes?
a) 17,
b) 18,
c) 19
d) 20
17. Mr. Das has 3 sons whose ages are respectively a, b, c. The grandfather has bought a cycle for the eldest son, mother has bought a bag for the youngest one which cost Rs. 150/. The sum of two age of the elder son and one son is 15. The difference of the age of sons is 3 & 2. Then what of the age of the elder son?
a) 10,
b) 11,
c) 12,
d) 13
Ans : a
18. We all know that Aryabhatta is the greatest mathematician who belong to India. When his daughter Mayabati was in her teen age he discovered a problem. At that the time the age of Mayabati is a prime number, let that age is A . After some years her age becomes B. then Aryabhatta was able to solve that problem with the help of his daughter Mayabati. If a-b=5 & product of a & b is 26 then what is the sum of two squares?
Ans :77
19. How many 13 digit numbers are possible by using the digits 1,2,3,4,5 which are divisible by 4 if repetition of digits is allowed?
20. (40*40*40-31)/(40*40*40*31+31*31)=?
21. x/2y=2a, then 2x/x-2ay=?
Ans :(4-x)/2
22. Mr. Behera wants to build a house for his wife. In this there are 5 rooms each having equal area. The length of each room is 4m,, breadth is 5m. The height of the rooms is 2m. If to make a sq meter we need 17 bricks, then how many bricks are needed to make the floor of a particular room?
Ans :140
23. On Tuesday College parking palace have only 4wheelers and bicycles, total no of wheels was 182, then what is the possible no of bicycles?
a) 20,
b)19,
c) 18,
d)17
24. On average age something like a, b, c weighted separately 1st a, b, c, then a & b, then b &c , then c 7 a at last abc, then last weight was 167, then what will be the avg. weight of the 7 weight?
25. Arrange the jumbled letters to make a perfect word RGTEI. Find to which category it belong?
a) Town,
b) vegetable,
c) animal,
d) bird
26. 3 persons a, b, c were there A always says truth, B lies on Monday, Tuesday and Wednesday. But C lies on Thursday , Friday and Saturday. One day A said “ that B and C said to A that” B said” yesterday way one of the days when I lies”, C said that” yesterday way one of the days when I lies too”. Then which day was that?
a) Sunday,
b) Thursday,
c) Saturday
d) Tuesday
27. A mathematical series present like: 8 6 17 35 30 71 _ 143.
28. One man want to build a wall the length and breadth of the wall are 20, 30 respectively, he need 35 bricks for one square centimeter then how many bricks he need?
29. One person had three children. He has 7 pennies. Then how he can distribute the fruits among his child by following conditions.
(a) He can get one water millon for 1 penny.
(b) He can get 2 oranges for 1 penny.
(c) He can get 3 grapes for 1 penny.
30. 1/3rd of a number are more 3 than the 1/6th of a number then find the number?
31. In T nagar many buildings were under residential category for buildings they number as 1 to 100. For shops, corporation numbered between 150 and 200 only prime numbers. How many time 6 will appear in building numbering?
Ans :26
32. One grand father has 3 grand child. Eldest one are is 3 times of the youngest child age. Sum of two youngest child age is more than two of eldest one age. Find the eldest one age?
33. The difference b/w two numbers is 4. And their product is 17. Then find the sum of their squares?
34. Find category from following Jumbles=d letters, PARAKEET
35. Which is the smallest digit when divides the 2880 gives perfect square.?
Ans :5
36. I don’t have any brothers and sisters. By pointing a picture that man said that his father is my fathers Son then who is he?
Ans : is the man
37. 6 persons standing in queue with different age group, After two years their average are will be 43 and seventh person joined with them. Hence the current average age has become 45. Find the age of seventh parson?
38. The ratio b/w the ages of two persons is 6:5 and sum of there ages is 77 then how many years later there ratio becomes 8:7?
39. Horse started to chase a dog as it relieved stable two hrs ago. And horse started to ran with average speed 22km/hr, horse crossed 10 mts road and two small pounds with depth 3m, and it crossed two small streets with 200 mts length. After traveling 6hrs, 2hrs after sunset it got dog. Compute the speed of dog?
40. If six friend go to pizza corner there r 2 type s of pizzas. And six different flavors are there, they have to select 2 flavors from 6 flavors what’s chances to select?
41. 3, 22, 7, 45, 15, ?, 31 Complete the series.
Ans : 76
42. A & B takes are there 1/8th of the tank B filled in 22 Hrs. what is time to fill the tank full?
43. 5 friends went for week end party to Mc Donald’s restaurant and there they measure there weights final measure is 155 kg then find the average w=weight of 5 people?
Ans :31
44. 2 post are there. 1st pot is filled with ink and 2nd pot is filled with water take 1 spoon of ink from 1st pot and pore it in 2nd pot. And take 1 spoon pf mixture from 2 and pot ad pore it in 2nd pot then which one of following is true?
Lion said that today is one of those days when I lie.
Tiger said that today is one of those days when I lie too. Then find the day when both lie together?
45. 6 persons standing in queue with different age group, after two years their average age will be 43 and seventh person joined with them. Hence the current average age has become 45. Find the age of seventh person?
46. ((4x+3y)+5x+9y)/(5x+5y)=?
Ans : (x/2y)=2
47. I have 3 grandsons. The age diff btw 2 of grandsons is X yrs. 1st grandson is twice elder than younger one addition off ages of all the three is y then what is age of eldest grandson?
48. If we subtract a number with y, we get 4 increase of number, once it got divided by y itself….Find the number?
48. I’m only son for my parents. The man in picture is my father’s son. Who is he?Ans-the man
50. A toy train can make 10 sounds sound changes after every 4 min now train is defective and can make only 2 sounds, find probability that same sound is repeated 3 times consecutively?
(a) 16
(b) 8
(c) 12
(d) 4
Ans=2(x+y)/5
