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lana [24]
2 years ago
14

A urn contains 3 red and 5 black balls. Tom first withdraws a ball from the urn and Mary withdraws a ball from the urn without r

eplacement. They keep withdrawing a ball alternately until a red ball is selected. Find the probability that Tom selects the red ball.
a) 3/8
b) 15/64
c) 31/56
d) 48/64
e) 34/56
Mathematics
2 answers:
Papessa [141]2 years ago
6 0

Answer:

The answer is B

Step-by-step explanation:

I learned this from my math teacher

hichkok12 [17]2 years ago
6 0

Answer:

the probability that Tom selects the red ball is probably 15/64, which is b

Step-by-step explanation:

trust me, i did it before

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