Question

A box contains four balls numbered 1,2,3,4. Three balls are drawn at random, without replacement and arranged in increasing order of their numbers. The probability that ball number 3 is in second place is,

Answer 1

Answer:

Step-by-step explanation:when the three balls are drawn at random then we get two outcomes- (1,2,3) ; (2,3,4)

But ball no.3 is in 2nd place in only 1 outcome

Then,probability =1/2