Question

How many three-digits can you make with the numbers 1,2,3, 4 and 5 if you can use the numbers once

Answer 1

The total number of possible combinations to make a three digit number is 60

Explanation:

Given:

Five numbers are there = 1, 2, 3, 4, 5

We have to form three digit number

The number should not be repeated

Consider 3 dashes for 3 digits : ___   ___  ___

The first dash can be occupied by any 5 digits.

The second dash can be occupied by 4 digits

The third dash can be occupied by 3 digits

Thus, number of possible combinations to make a three digit number is

= 5 X 4 X 3

= 60

Therefore, total number of possible combinations to make a three digit number is 60