The danger would be certain if her present speed were maintained.
You're heading toward a city on the coast which you'll reach in forty minutes at your present speed.
How long would it take to reach the colony at present speed?
What this meant in flying time at the present speed and altitude, he didn't know.
In another day at their present speed, they would be home free.
At our present speed we should be alongside in ten minutes.
"At present speed and course, we will make contact in approximately twenty minutes."
They could get part way out of the way at our present speed.
At present speed, they will be here in seventeen minutes.
We won't be close enough to launch the shuttles for another six hours even at our present speed.