You flip a coin and then roll a fair six-sided number cube. What is the probability the coin lands heads-up and the number cube shows a number 3?

A) 1/2
B) 1/3
C) 1/6
D) 1/12

1 answer

You are dealing with independent events, that is, the die does not know, care or affect what the coin is doing.
So multiply the probabilities of each of the two events.