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nCr Definitions and Properties

The number of...

Question

The number of ways of wearing 6 different rings on 5 fingers is:

A

5^{6}

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B

6^{5}

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C

5^{5}

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D

6^{6}

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Solution

The correct option is A $5^{6}$
Each ring can be worn on any one of the five fingers.
Total number of rings = 6.
$∴$ Total number of ways $= 5 \times 5 \times . . . . . . . (6 t i m e s)$ $= 5^{6}$

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