Questions
The number of ways in which all the letters of the word “COCONUT” can be arranged such that at least one C comes at odd place, is
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a
240
b
360
c
720
d
1080
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Correct option is D
We have letters C, C,O, O, N, U, T Required number of ways = Total number of ways – Number of ways when no C comes at odd place (when C’s come at even places) =7!2!2!−3C2×5!2!=1080Similar Questions
The total number of 5-digit numbers of different digits in which the digit in the middle is the largest is
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