Probability Tree Diagram

Find P(DD)

Find the probability of picking two blue pens

Find the probability of picking a red pen then a blue pen

Find the probability of picking two red pens

Find A, the probability that the first counter is Blue

Find B, the probability that the first counter is Red

Find the probability of selecting two strawberry sweets

Find P(SL)

Find P(OL)

• 0.9

• 0.09

• 1.0

• 0.81

The tree diagram shows the outcomes of rolling a die and flipping a coin.  
What is the probability of rolling an even number and flipping a head?

• ³/₁₂

• ¹/₂

• ⁴/₁₂

• ⁰/₁₂