In the international place value system, we write one million for

How many three digit numbers are there in all?

Note: The question in the book does not have the correct option. Hence, one of the options is modified.

The difference between the successor and predecessor of $99999$ is

How many lakhs are there in one million?

The difference between the place value and face value of 8 in $357864$ is

Ten millions equal to

One trillion equals