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Probability

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1. In a bag there are 2 red, 3 yellow, 4 green, and 6 blue marbles.
What is the probability of P (yellow or green)?

Choose the best answer from the options below:

A 6 / 10

B 7 / 15

C 3 / 10

D 2 / 15

2. A spinner has the numbers 1 thru 9. The spinner is spun once.
What is the probability of P (3, 6 or 8)? Write the answer as a percent.

Choose the best answer from the options below:
A 30%

B 40%

C 33.33%

D 100%

3. A spinner has the numbers 1 thru 9.
What is the probability of P(less than 6)? Write the answer as a decimal.

Choose the best answer from the options below:

A 0.222

B 0.333

C 0.444

D 0.555

© BrainMass Inc. brainmass.com September 21, 2018, 11:47 am ad1c9bdddf - https://brainmass.com/math/probability/probability-example-questions-answers-208867

Solution Preview

(1) Total number of marbles = 15

P(Y or G) = P(Y) + P(G) = 3/15 + 4/15 = 7/15

Option ...

Solution Summary

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