Permutations and Combinations [BITSAT (Birla Institute of Technology & Science Admission Test) Mathematics]: Questions 1 - 9 of 19

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Question 1

Question MCQ▾

There are white and black balls. The number of ways in which we can arrange these balls in a row so that neighboring balls are of different colors is –

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 2

Question MCQ▾

The number of ways in which students can be distributed equally among sections is –

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 3

Question MCQ▾

If , then value of is –

Choices

Choice (4)Response

a.

7

b.

6

c.

5

d.

4

Edit

Question 4

Question MCQ▾

If points out of 12 are in same straight line, then the number if triangles formed is

Choices

Choice (4)Response

a.

185

b.

508

c.

201

d.

19

Edit

Question 5

Question MCQ▾

If is an even positive integer they , is maximum where ,

Choices

Choice (4)Response

a.

b.

0

c.

n

d.

None of the above

Edit

Question 6

Question MCQ▾

A parallelogram is cut by two sets of parallel lines parallel to the sides of the parallelogram. The number of parallelogram thus formed is –

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Edit

Question 7

Question MCQ▾

is equal to

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Edit

Question 8

Question MCQ▾

If , then the value of is

Choices

Choice (4)Response

a.

6 or 7

b.

2 or 11

c.

2 or 6

d.

7 or 11

Edit

Question 9

Question MCQ▾

A box contains two white balls, three black balls and four red balls. The number of ways in which three balls can be drawn from the box so that one of the balls is black is –

Choices

Choice (4)Response

a.

20

b.

74

c.

64

d.

84

Edit