Question

How many numbers are there between 99 and 1000 having 8 in the units place?

Answer 1

90......hope it will work

Answer 2

Answer:

There are 90 numbers between 99 and 1000 having 7 in the unit’s place.

Step-by-step explanation:

To find : How many numbers are there between 99 and 1000 having 8 in the units place?

Solution :

The numbers between 99 and 1000 have three digits.

Those number have a unit place digit 8.

So, Unit place is fixed with 8.

The middle digit can be any one of the 10 digits from 0 to 9.

The digit in hundred’s place can be any one of the 9 digits from 1 to 9.

By the fundamental principle of counting,

Numbers are $10\times 9\times 1$

Therefore, There are 90 numbers between 99 and 1000 having 7 in the unit’s place.