The total number of apples in the bowl is:

This way, the probability of choosing a Macintosh is:

And the probability of choosing a Granny Smith is:

To get the probability of the two events hapening right after each other (choosing a Macintosh and then a Granny Smith), we multiply the probability of both events happening separately:

Meaning there is a 8.2% chance of choosing a Macintosh and then a Granny Smith