Probability of Simple Events

Free Pre-Algebra Worksheet - Probability of Simple Events

Lesson:
6. To find the probability of simple events

Subject:
Pre-Algebra
Statistics & Probability

Description:
This Free Pre-Algebra Worksheet contains problems on probability of simple events. Problems include calculating the probabilities involving marbles, spinners, and selecting letters from words

# of Problems:   12

# of Pages:   2

Sample Problems from Worksheet

(Worksheet pictures and diagrams not shown)

Free Pre-Algebra Worksheet
Probability of Simple Events

1) There are 3 marbles, 2 yellow marbles, and 4 red marbles in a bag. What is the probability that a marble chosen is not a red marble?

a) Find the size of the sample space
b) Find the favorable outcomes
c) Find the probability.

2) What is the probability that a letter selected form the word Mississippi is the letter I?

a) Find the size of the sample space
b) Find the favorable outcomes
c) Find the probability. The spinner is spun once. Write the probability as a ratio.

3) P(9)

4) P(not 3)

5) P(odd number)

6) P(3)

7) P(even number)

8) P(n < 4)

9) P(7)