What is the smallest 5-digit number exactly divisible by 999?

Correct option is B

Given:

To find the smallest 5-digit number exactly divisible by 999.

Concept Used:

To find the smallest 5-digit number divisible by 999, divide the smallest 5-digit number (which is 10000) by 999, and round up to the next integer. Then multiply that integer by 999 to get the required number.

Solution:

​$$\frac{10000}{999} \approx 10.010\Rightarrow \lceil 10.010 \rceil = 11$$​​

Required number = $$11 \times 999$$ = 10989