SSC CGL| Arithmetic ability| Probability

 Probability


Q1: In a throw of a coin, the probability of getting a head is?

A) 1            B) 1/2                 C) 1/4                   D) 2

 

Q2: Two unbiased coins are tossed. What is the probability of getting at most one head?

A) 2/3       B) 1/2             C) 3/4             D) 4/3

 

Q3: An unbiased die is tossed. Find the probability of getting a multiple of 3.

A) 1/4            B) 1/3               C) 1/2           D) 1

 

Q4: In a simultaneous throw of a pair of dice, find the probability of getting a total more than 7.

A) 3/2           B) 4/7            C) 5/12           D) 6/13

 

Q5: A bag contains 6 white and 4 black balls. Two balls are drawn at random. Find the probability that they are of the same colour.

A) 3/4         B) 5/3           C) 7/15             D) 8/17

 

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