Discussion of Question with ID = 086 under Permutations-and-Combinations

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Question

How many 3 digit numbers can be formed with a given set of 6 distinct digits?

A

216.

B

226.

C

246.

D

236.

Soln.
Ans: a

The first place has 6 options, the second place also has 6 options, and so on. This is expressed as 6 × 6 × 6, which evaluates to 216.


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