Tata elxsi aptitude - Interview Questions

[Kalyan]

Tata elxsi aptitude

1.   how many triangles are formed in a octagon.   Ans: 56

2.   a hexagon is fitted in to a circle of radius r. perimeter of the hexagon is ?    ans: 6r

3.   max. difference between two birthdays of a man.
a.  365days,     b. 366days             c. 4  years           d. 8years

4.   which is greatest no. between 2300 and  3200?  Ans: 3200

5.   which is the greatest no divisible by 101100  -1?

6.   in a school no of boys is twice that of the no of girls. Half of the girls are in hostel. If the no of girls in hostel are 5 then what is the total no of students in the school.             Ans:30.

7.   in how many ways 7 girls and 4 boys can be seated in a circle such that all boys sit together?        Ans: 4! 7!

8.   complete the series  3  7  11  _  19   23           ans: 15

9.   a square is inserted in a circle and an another circle is inserted in that square. Then the area of the smaller circle will be ______________ ans: 50% of the bigger circle

10.   boat problem: speed of the boat in still water is given. And speed of the steam is given. Asked for some time. Easy problem.

11.   in a match SA scored at a rate of 4.6 runs per over at the time they were all out. India chased it in less than 4 overs of total match. (ie. on46 overs). If the runrate was 15% greater than the original rate then match may be completed 6 overs before. Then what is the total runs scored in the match.
       Ans: may be none of the above

12. the sum of the ages of father and sun is 45. 5 years b4 the product of their ages is 4 times the age of the father. Then what is the age of father?     Ans: 36

13. a problem on tank leackage

14. in a match total runs scored by sachin, sourav and dravid are 342. the ratio of runs scored by sachin and sourav  is 3:2 and sourav to dravid is 3:2. then what is the no of runs scored by sachin?  Ans: 162.
Sourav—108       dravid – 72

15. a man if goes to his office at a speed of ¾ th of his normal speed, then he reaches office 50 min late. Then what is his normal time to reach office?

16. the time in clock is 2 past 20 mins. Then what is the angle between min and hrs hand?    Ans: 50 degrees

17.  in an A.P. series 5 times of the 5th term and 8 times of the 8th term are equal then what is the 13th term of that series?   Ans: 0

18. a passenger train with speed 60kmph and a goods train with speed 20kmph are moving from a station X to Y. the passenger train reaches 50 mins before the goods train then what is the distance between X and Y?   ans: 25km

19.  one travels at a speed of 40kmph for some distance and 60 kmph for some distance total distance of 240km is traveled in 5 hrs. for how much time he traveled with 40 kmph.( not sure abt the question it is in the same fashion)

20. the time taken to move around a circle of radius 21 is 44 min. then what is the time required to move around the hexagon of radius 42?    Ans: 84

21. x2 + 4y2 =  4xy. Then the ratio of x and y is ___________   ans: 2:1.