Aptitude, Aptitude Hack, Aptitude Tricks & Tips, Mock Test, Test Series,

Tuesday 30 April 2019

Aptitude Hack#62(26-4-19)

Question:
A bag contains 4 white, 5 red, and 6 blue balls. Three balls are drawn at random from the bag. The probability that all of them are red is:

A)1/22

B) 3/22

C) 2/91

D) 2/77


Answer C)2/91

Explanation:


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