Simple Probability Worksheet |
Lesson 1 |
Problem: There are 10 blue and 2 red marbles in a jar. Describe the probability
of picking a blue marble.
Is it certain, likely, unlikely, or impossible?
Solution Read the problem carefully
Step 1:
Solution There are many more blue than red marbles. There is
Step 2: a good chance that the chosen marble will be blue,
but it is not impossible that it will be red.
Solution The answer is: likely
Step 3:
Complete
Try two practice problems:
Is
each situation certain, likely, unlikely, or impossible?
A. |
A number is randomly picked from this list: 1, 4, 6, 9, 11, 14, 15, and 16. Describe the probability of picking a number less than 15. |
B. |
There are 10 pennies and 5 nickels in a bag. Describe the probability of picking a penny. |
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