Probability Venn Tree

There are 10 counters in a bag, 3 red and 7 blue.

I take one counter, then another without replacement.

Find the probability of the value marked w

• ⁷/₁₀

• ³/₁₀

• ⁶/₉

• ²/₉

There are 10 counters in a bag, 3 red and 7 blue.

I take one counter, then another without replacement.

Find the probability of picking two red counters.

• ⁶/₉₀

• ⁵/₁₉

• ⁴⁷/₉₀

• ²/₉

The venn diagram shows which sports are played by a class of students.

What is the probability of a student playing both tennis soccer?

• 1/6

• 5

• 20

• 2/3

What is the probability of a student playing tennis or soccer?

• 1/6

• 5

• 20

• 2/3

The venn diagram shows the number of students in chorus, band, and/or orchestra.

What is the probability that a student is in both chorus and band?

• 9/70

• 9/54

• 9/37

• 5/54

Find P(Girls OR Can Bike)

There are 10 counters in a bag, 3 red and 7 blue.

I take one counter, then another without replacement.

Find the probability of picking one of each colour counters.

• ²¹/₉₀

• ⁴⁸/₉₀

• ⁴²/₉₀

• ¹⁰/₁₉

A game is played where a fair coin is flipped.

Heads you lose, tails you get to flip again.

On the second go heads you lose and tails you win.

What is the probability of losing on the first go?

• ¹/₂

• ¹/₄

• ³/₄

• 1

Given the following VENN Diagram answer the following.
P( A | B )

• 2

• .4

• .67

• .8

There are 10 counters in a bag, 3 red and 7 blue.

I take one counter, then another without replacement.

Find the probability of the value marked y

• ⁷/₁₀

• ³/₁₀

• ⁶/₉

• ²/₉