A marble bag contains 6 yellow ​marbles, 11 orange marbles, 10 white ​marbles, and 5 red marbles. Three marbles are selected at random without replacement. What is the size?

Question

Determine the size of the sample space for the experiment described below.

A marble bag contains 6 yellow ​marbles, 11 orange marbles, 10 white ​marbles, and 5 red marbles. Three marbles are selected at random without replacement.

The size of the sample space is ___.

​(Type a whole​ number.)

Answer 1

There are ₃₂C₃ = 32*31*30/6 ways of choosing 3 marbles from a total of 32.