# Placement Questions & Answers :: TCS

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11. Six friends go to pizza corner there are 2 types of pizzas. And six different flavors are there they have to select 2 flavors from 6 flavors. In how many ways we can select?

**Answer:**** Option A **

**Explanation:**

Here is no explanation for this answer

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12. 3, 15, X, 51, 53,159,161. Find X

**Answer:**** Option D **

**Explanation:**

15 = 3*5

x = 15 + 2

51 = 17*3

53 = 51+2

159 = 53*3

**ShortCut By ::**

**DADI BHARATH SHANKAR**

logic

3 (3x5) , (15+2), ( 3x17), ( 51+2), ( 3x53), ( 159+2), (3x161) , ( 483+2)

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13. A hollow space on earth surface is to be filled. Total cost of filling is Rs20000. The cost of filling per mt3 is Rs 225 .how many times a size of 3 mt3 soil is required to fill the hollow space?

**Answer:**** Option A **

**Explanation:**

20000/225=88.88

88.88/3=29.62 .So 30 times of 3 mt3 is required to fill the space completely.

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14. There are different things like p,q,r,s,t,u,v. We can take p and q together. If r and s are taken together then t must has to be taken. u and v can be taken together.v can be taken with p or s. every thing can be taken together except

**Answer:**** Option B **

**Explanation:**

Here is no explanation for this answer

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15. There are 11 boys in a family. Youngest child is a boy. Probability is 1 that of all are boys out of?

**Answer:**** Option D **

**Explanation:**

Here is no explanation for this answer

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16. Given a collection of points P in the plane, a 1-set is a point in P that can be separated from the rest by a line, .i.e the point lies on one side of the line while the others lie on the other side.

The number of 1-sets of P is denoted by n1(P). The Maximum value of n1(P) over all configurations P of 5 points in the plane in general position(.i.e no three points in P lie on a line) is

**Answer:**** Option B **

**Explanation:**

Here is no explanation for this answer

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17. The citizens of planet nigiet are 8 fingered and have thus developed their decimal system in base 8. A certain street in nigiet contains 1000 (in base 8) buildings numbered 1 to 1000. How many 3s are used in numbering these buildings?

**Answer:**** Option D **

**Explanation:**

Here is no explanation for this answer

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18. Given 3 lines in the plane such that the points of intersection form a triangle with sides of length 20, 20 and 30, the number of points equidistant from all the 3 lines is

**Answer:**** Option D **

**Explanation:**

Here is no explanation for this answer

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19. Hare in the other. The hare starts after the tortoise has covered 1/5 of its distance and that too leisurely3. A hare and a tortoise have a race along a circle of 100 yards diameter. The tortoise goes in one direction and the. The hare and tortoise meet when the hare has covered only 1/8 of the distance. By what factor should the hare increase its speed so as to tie the race?

**Answer:**** Option A **

**Explanation:**

Here is no explanation for this answer

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20. Here 10 programers, type 10 lines with in 10 minutes then 60 lines can type within 60 minutes. How many programmers are needed?

**Answer:**** Option C **

**Explanation:**

Here is no explanation for this answer

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