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# A basketball team’s current roster consists of g guards and f forwards

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Math Expert
Joined: 02 Sep 2009
Posts: 53020
A basketball team’s current roster consists of g guards and f forwards  [#permalink]

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07 Mar 2017, 01:02
00:00

Difficulty:

5% (low)

Question Stats:

89% (01:08) correct 11% (01:20) wrong based on 83 sessions

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A basketball team’s current roster consists of g guards and f forwards. If 2 guards join and 1 forward leaves, what is the probability that a player chosen at random is a guard?

A. g/(g+f)

B. (g+2)/(g+f)

C. (g+2)/(g+f+3)

D. (g+2)/(g+f+1)

E. (g+2)/(g+f+2)

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Re: A basketball team’s current roster consists of g guards and f forwards  [#permalink]

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07 Mar 2017, 01:42
1
Bunuel wrote:
A basketball team’s current roster consists of g guards and f forwards. If 2 guards join and 1 forward leaves, what is the probability that a player chosen at random is a guard?

A. g/(g+f)

B. (g+2)/(g+f)

C. (g+2)/(g+f+3)

D. (g+2)/(g+f+1)

E. (g+2)/(g+f+2)

If 2 guards join and 1 forward leaves,total guards = g+2 and total forwards = f-1, total players = g+2+f-1=g+f+1
The probability that a player chosen at random is a guard = (g+2)/(g+f+1)

Hence option D is correct
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Re: A basketball team’s current roster consists of g guards and f forwards  [#permalink]

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15 Oct 2018, 06:06
Hello from the GMAT Club BumpBot!

Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).

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Re: A basketball team’s current roster consists of g guards and f forwards   [#permalink] 15 Oct 2018, 06:06
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