Vidyalelo
Aptitude · Q32

Permutation And Combination

Competitive Exams · Aptitude · question 32

Q32

In how many ways a President, VP and Water-boy can be selected from a group of 10 people.

A.
10C3
B.
10P3
Answer
C.
240
D.
360

Answer: Option B

Solution

Answer: Option B
Solution:
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 10P3