You have a kennel that contains all Labrador Retrievers. The kennel has 3 black

Question

You have a kennel that contains all Labrador Retrievers. The kennel has 3 black labs, 5 yellow labs, and 2 chocolate labs. Find the following probabilities: What's the probability that you randomly select a black lab, don't put the lab back, the draw another black lab, don't put the lab back, and then draw another black lab? What's the probability that you draw a yellow or chocolate lab on the first draw, the dog, and then draw a black lab? What's the probability that you draw a yellow lab on the first draw, don't put the back, and then draw either a yellow or chocolate lab on the second draw.

Explanation / Answer

Ans:7)3/10*2/9*1/8=3*2*1/10*9*8=6/720=1/120=0.0083

8)(5/10+2/10)*3/10=0.7*0.3=0.21

9)5/10*(5/9+2/9)=0.5*0.78=0.39

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