"My only concern is with a certain percentage of kids who are not prepared," she said.

There was always among us a certain percentage who were completely useless.

Of the general population, a certain percentage was free to leave.

A certain percentage of your Christmas trees will be perfect without you doing anything to them.

Apparently a problem for a certain percentage of the ancient ones.

A certain percentage of profits is handed over to the state.

In the last vote, the number of management people among the voters was a certain percentage.

After that, a certain percentage of every order will drop to the bottom line.

We should be able to judge, from one year to the next, whether things have generally improved by a certain percentage.

If there's something people want, a certain percentage of them are just going to take it.