In how many ways a President, VP and Water-boy can be selected from a group of 10 people.
A. 10C3
B. 10P3
C. 240
D. 360
Answer: Option B
Solution(By Examveda Team)
We are selecting three different posts here, so order matters. Thus, total ways of selecting a President, VP and Water-boy from a group of 10 people would be 10P3Related Questions on Permutation and Combination
A. 3! 4! 8! 4!
B. 3! 8!
C. 4! 4!
D. 8! 4! 4!
A. 7560,60,1680
B. 7890,120,650
C. 7650,200,4444
D. None of these
A. 8 × 9!
B. 8 × 8!
C. 7 × 9!
D. 9 × 8!
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