Practice Questions on Probability
Aptitude Questions and Answers

Easy Probability Question - 31

Q31.

$P$ and $Q$ sit in a ring arrangement with 10 persons. What is the probability that $P$ and $Q$ will sit together?

A.

2/11

B.

3/11

C.

2/9

D.

4/9

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Easy Probability Question - 32

Q32.

Find the probability that in a random arrangement of the letters of the word 'UNIVERSITY' the two I's come together.

A.

1/7

B.

3/5

C.

5/11

D.

1/5

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Easy Probability Question - 33

Q33.

From a bag containing 4 white and 5 black balls a man drawn 3 balls at random. What are the odds against these balls being black?

A.

5/37

B.

37/5

C.

11/13

D.

13/37

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Easy Probability Question - 34

Q34.

Two dice are thrown simultaneously. Find the probability of getting a multiple of 2 on one dice and multiple of 3 on the other dice.

A.

5/12

B.

11/36

C.

5/36

D.

13/36

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Easy Probability Question - 35

Q35.

In a race where 12 cars are running, the chance that car $X$ will win is 1/6, that $Y$ will win is 1/10 and that $Z$ will win is 1/8. Assuming that a dead heat is impossible. Find the chance that one of them will win.

A.

47/120

B.

1/480

C.

1/160

D.

1/240

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