I unfortunately do not know the cost of the ticket.

He studied the lines in the President's face and knew again the cost of command.

Do you know the cost of investing in new technology?

Poor people would stop having children altogether if they knew the cost.

Do you know the average cost of a parking ticket?

And if we win, who but I will know the cost of victory?

The studio agreed but wanted to know the cost for this next film.

Federal health officials say they do not know the total cost.

For that reason, she explained, "No one really knows the cost at this time."

And we still don't know the total cost of the house.