Two distinct numbers are selected simultaneously and at random from the set {1,2,3,4,5,6} . What is the probability that the smaller one divides the larger one? Express your answer as a common fraction.

Guest Nov 9, 2020

#1**+1 **

20 possible selections

1 will divide into 5 selections

2 will divide into 2 selections (4 and 6)

3 will divide into 1 selection (6)

so 8 out of 20 8/20 = 2/5

Guest Nov 9, 2020