Question

An experiment consists of rolling two fair number cubes. The diagram shows the sample space of all equally likely outcomes. What is the probability of rolling two 4's? Express your answer as a fraction in simplest form.

Answer 1

1/36

Explanation:

1/6 for the inital four, one in sixth chance to continue the roll on another 6.

the likely hood of making both these (on the first try) is 1/6*1/6 = 1/36.