Asked by Carley
Please check my answers!
A(A box contains 2 yellow,3 red,2 blue,3 purple, and 4 pink marbles.Once a marble is selected, it is {{not}} replaced. Find each probability.
1.P(two purple marbles)
my answer~ 1/91
2. P(two yellow marbles)
my answer~ 2/4 or 1/7
These next ones I need help on the most..
3. P(pink marbles then a red marble)
my answer~1/72
4.P(two marbles that are {{not}} blue)
my answer~2/8
5.P(two marbles that are neither yellow nor pink)
my answer~2/5
A(A box contains 2 yellow,3 red,2 blue,3 purple, and 4 pink marbles.Once a marble is selected, it is {{not}} replaced. Find each probability.
1.P(two purple marbles)
my answer~ 1/91
2. P(two yellow marbles)
my answer~ 2/4 or 1/7
These next ones I need help on the most..
3. P(pink marbles then a red marble)
my answer~1/72
4.P(two marbles that are {{not}} blue)
my answer~2/8
5.P(two marbles that are neither yellow nor pink)
my answer~2/5
Answers
Answered by
Steve
#1. 3/14 * 2/13 = 3/91
#2. 2/14 * 1/13 = 1/91
#3. 4/14 * 3/13 = 6/91
#4. 12/14 * 11/13 = 66/91
#5. 8/14 * 7/13 = 28/91
#2. 2/14 * 1/13 = 1/91
#3. 4/14 * 3/13 = 6/91
#4. 12/14 * 11/13 = 66/91
#5. 8/14 * 7/13 = 28/91
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