Register
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.
149k views
4 votes
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
by
7.9k points

2 Answers

7 votes

Answer: 16/56 = 29%

Explanation:

trust me y’all :)

User Damian Walczak
by
8.3k 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
8.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Link Copied!