# Probability of Simple Events

Worksheet (Pre-Algebra)

## Probability of Simple Events Worksheet

## Lesson:

6. To find the probability of simple events

## Subject:

## Topics:

## Number of Problems:

12

## Pages:

2

## Answer Key:

Yes

## Samples:

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)

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