"You think they had a chance to get a good estimate of our numbers?"

Forty would have been a good estimate of his age.

This will give you a good estimate of what you're spending on the average each month.

This is a reasonably good estimate of what we know right now.

Already he had a good estimate of the object's trajectory.

But no good estimate of the national prevalence has been available until now.

I think one can make good estimates as to what level that is.

I understand you're unable to make a good estimate at this time.

"Three percent would be a good estimate for the increase in our price index this year," he said.

No one has a good estimate of how much the space station will cost.