A number of factors explain why the election was so close.

A number of other candidates explained this as a refusal to clarify his position on various controversial issues.

A number of machines explain and show how much work it takes to build a truck.

But numbers alone do not explain the elderly's growing political influence.

And a number of restaurant owners, in turn, explained how the new law could ultimately force them out of business.

Any number of cover stories could explain that away.

Very few of these were family men but the numbers explain the need for the store, which Alexander was operating at that time.

He said any number of reasons could explain why women's management salaries might be less than those of men.

These numbers alone explain why we wish to and must protect these companies, which are the true driving force behind our economy.