You randomly draw a marble from a bag of marbles that contains 888 blue marbles, 555 green marbles, and 888 red marbles. What is / text{P (draw a blue or red marble}) P (draw a blue or red marble) start text, P, (, d, r, a, w, space, a, space, b, l, u, e, space, o, r, space, r, e, d, space, m, a, r, b, l, e, end text,) ? If necessary, round your answer to 222 decimal places.

Question

Mathematics

Dangelo Blackwell

Today, 16:56

You randomly draw a marble from a bag of marbles that contains 888 blue marbles, 555 green marbles, and 888 red marbles. What is / text{P (draw a blue or red marble}) P (draw a blue or red marble) start text, P, (, d, r, a, w, space, a, space, b, l, u, e, space, o, r, space, r, e, d, space, m, a, r, b, l, e, end text,) ? If necessary, round your answer to 222 decimal places.

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Answers (1)

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Sage · Answer 1

16/21 or 0.76

Step-by-step explanation:

Firstly it is important to find the sample space

Sample space = total number of marbles available

= 888 + 555 + 888

=

P (draw a blue or red marble) = P (Blue) + P (Red)

= 888/2331 + 888/2331

=16/21

= 0.76