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PLEASEE HELP ANYONE Given the bag of marbles above, find the probability of first drawing a green marble and then drawing a blue marble, without replacing the first marble.
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PLEASEE HELP ANYONE

Given the bag of marbles above, find the probability of first drawing a green marble and then drawing a blue marble, without replacing the first marble.

PLEASEE HELP ANYONE Given the bag of marbles above, find the probability of first-example-1
PLEASEE HELP ANYONE Given the bag of marbles above, find the probability of first-example-1
PLEASEE HELP ANYONE Given the bag of marbles above, find the probability of first-example-2
PLEASEE HELP ANYONE Given the bag of marbles above, find the probability of first-example-3
PLEASEE HELP ANYONE Given the bag of marbles above, find the probability of first-example-4
PLEASEE HELP ANYONE Given the bag of marbles above, find the probability of first-example-5
User Jagan K
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5.7k points

2 Answers

7 votes

Answer: 16/56 = 29%

Explanation:

trust me y’all :)

User Damian Walczak
by
6.4k points
5 votes
We notice there are 4B and 4G (shown in the photo)

P(picking 1st a Green) = 4/8 (having picked a green -and not replacing it- the remaining number of marbles is 3G + 4B)

P(picking 2nd a Green) =3/7

P(picking 1st green AND picking 2nd Green )=(4/8) x (3/7) = 12/56≈ 0.21=21%
User Buhake Sindi
by
6.3k points
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