Question

set of all three digit numbers

Answer 1

Answer:

900 three

In the tens place and the ones place, there can be any digit from 0-9. There is a possibility of 10 digits in the hundredth place and 10 digits in the units place. Thus, there are 9 × 10 × 10 = 900 three-digit numbers in all. Therefore there are 900 three-digit numbers in all.

Answer 2

Answer:

999 numbers of three digits number

set is a well defined and distinct