Question

SCHOOL SUPPLIES The school store is offering a free item from the column on the right if you purchase of one of the items from the column on the left.

Item Purchased	Free Item
Binder Calculator Dictionary Planner	Gel Pen Eraser Stick Pencil Case

Suppose you choose an item at random. What is the probability of choosing a binder?  

If you choose a free item at random, what is the probability of choosing a gel pen?  

Using a tree diagram, what is the probability that someone chooses a binder and gel pen?

Suppose you choose an item at random, what is the probability that someone will choose a dictionary or calculator?

Answer 1