Probability Mcqs

Q.  If a number is chosen at random from the set {1, 2, 3, …., 100}, then the probability that the chosen number is a perfect cube is___________?

a. 1/25
b. 1/2
c. 4/13
d. 1/10


ANSWER: See Answer
 
We have 1, 8, 27 and 64 as perfect cubes from 1 to 100.

Thus, the probability of picking a perfect cube is
4/100 = 1/25.
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