Question

You and a friend tutor for a total of 12 hours.

Answer 1

Answer:

Largely because the Friends cast was growing up

Friends co-creator Marta Kauffman told Entertainment Weekly, “Everybody was growing up. This is part of why the show had to end. This was no longer that time in your life when your friends are your family. You're starting your own family.”

Answer 2

SEE ATTACHED IMAGE.

For this case, what we are going to do is study each part separately.

Left diagram:

In this diagram you show three quarters of the hours.

We have then:

(3/4) * (12) = 9

Answer:

You teach 9 hours.