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# Two red bottles and one blue bottle are to be arranged in a straight

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Math Expert
Joined: 02 Sep 2009
Posts: 60727
Two red bottles and one blue bottle are to be arranged in a straight  [#permalink]

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13 Dec 2016, 07:34
00:00

Difficulty:

15% (low)

Question Stats:

79% (00:26) correct 21% (00:22) wrong based on 41 sessions

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Two red bottles and one blue bottle are to be arranged in a straight line from left to right on a windowsill. How many different unique arrangements are possible?

A. 1
B. 2
C. 3
D. 6
E. 12

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Senior Manager
Joined: 13 Oct 2016
Posts: 354
GPA: 3.98
Re: Two red bottles and one blue bottle are to be arranged in a straight  [#permalink]

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13 Dec 2016, 08:08
R R B = $$\frac{3!}{2!*1!} = 3$$

C
Re: Two red bottles and one blue bottle are to be arranged in a straight   [#permalink] 13 Dec 2016, 08:08
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