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How many ways can 5 rings can be worn on 3 fingers
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02 Sep 2016, 07:14
02 Sep 2016, 07:14
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Question Stats:
15% (01:24) correct
85% (00:49) wrong based on 20 sessions
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How many ways can 5 rings can be worn on 3 fingers if any finger can all the rings and any can have none ?
A. 27
B. 60
C. 125
D. 210
E. 243
PS:Tag option not available.
A. 27
B. 60
C. 125
D. 210
E. 243
PS:Tag option not available.
Re: How many ways can 5 rings can be worn on 3 fingers
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02 Sep 2016, 14:06
02 Sep 2016, 14:06
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Expert Reply
Sonalika42 wrote:
How many ways can 5 rings can be worn on 3 fingers if any finger can all the rings and any can have none ?
A. 27
B. 60
C. 125
D. 210
E. 243
PS:Tag option not available.
A. 27
B. 60
C. 125
D. 210
E. 243
PS:Tag option not available.
Are the rings Identical and fingers identical? Source of the question.
Re: How many ways can 5 rings can be worn on 3 fingers
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02 Sep 2016, 21:33
02 Sep 2016, 21:33
The first ring can be worn in any of the 3 fingers (3 ways).
Similarly each of the remaining 4 rings also can be worn in 3 ways.
Hence total number of ways
=3×3×3×3×3= 243
Similarly each of the remaining 4 rings also can be worn in 3 ways.
Hence total number of ways
=3×3×3×3×3= 243
