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A box contains 5 orange pencils, 8 yellow pencils, and 4 green pencils. Two pencils are selected, one at a time, with replacement.

Question

A box contains 5 orange pencils, 8 yellow pencils, and 4 green pencils.

Two pencils are selected, one at a time, with replacement.

Find the probability that the first pencil is green and the second pencil is yellow.

Express your answer as a decimal, rounded to the nearest hundredth.

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Mathematics
2 months
2021-07-23T18:59:55+00:00
2021-07-23T18:59:55+00:00 1 Answers
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## Answers ( )

Answer:total pencil = 5 orange pencils + 8 yellow pencils + 4 green pencils

= 17 pencils

P (g n y) = 4/17 + 8/17

= 0.706

Step-by-step explanation:1. first find the total number of pencils

2. since there is a replacement the demoinator remains the same

3. find the probability of each green and yellow

4. add the two probability