Question Detail

MTH 101 MTH 101 Past Questions Objective Question

Question

We can arrange three objects out of five different objects in how many ways?
Options
A 60
Correct Answer
B 15
C 10
D 100
Correct Answer

Option A is the correct answer.

Detailed Explanation

This is a permutation problem since arrangement matters. Number of ways to arrange 3 objects out of 5 distinct objects is P(5,3) = 5!/(5-3)! = 5!/2! = 120/2 = 60.

Hint

Use permutation formula since order matters.

Question Info