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help on permutation problem

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Joined: 06 Sep 2017
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Location: Canada
GMAT 1: 700 Q48 V38
GPA: 3.7
help on permutation problem [#permalink]

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New post 09 Oct 2017, 11:15
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A certain law firm consists of 4 senior partners and 6 junior partners. How many different groups of 3 partners can be formed in which at least one member of the group is a senior partner? (Two groups are considered different if at least one group member is different)

(1) 48
(2) 100
(3) 120
(4) 288
(5) 600

Can somebody show me how to search this problem in existing discussion threads..?

This is from prep practice test 2
[Reveal] Spoiler: OA

Kudos [?]: 0 [0], given: 3

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Joined: 02 Sep 2009
Posts: 42258

Kudos [?]: 132703 [0], given: 12335

Re: help on permutation problem [#permalink]

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New post 09 Oct 2017, 11:19
GMSEMBA wrote:
A certain law firm consists of 4 senior partners and 6 junior partners. How many different groups of 3 partners can be formed in which at least one member of the group is a senior partner? (Two groups are considered different if at least one group member is different)

(1) 48
(2) 100
(3) 120
(4) 288
(5) 600

Can somebody show me how to search this problem in existing discussion threads..?

This is from prep practice test 2


Discussed here: https://gmatclub.com/forum/a-firm-has-4 ... 06010.html
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Kudos [?]: 132703 [0], given: 12335

Re: help on permutation problem   [#permalink] 09 Oct 2017, 11:19
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