As an expert builder using the grace that God gave me, I laid the foundation, and someone else is building on it. But each person must be careful how he builds on it. According to the grace of God given to me, like a skilled master-builder I laid a foundation, but someone else builds on it.
The most-advanced helicopters can fly up to 300 miles before having to refuel. How long any particular helicopter can fly without refueling depends on the size, weight and age of the helicopter.
How fast does a helicopter go? A: In 2013, a test of the X3 helicopter set a record for helicopter speed at 255 knots, or about 293 miles per hour, according to Wired magazine. However, the average non-military helicopter cruises at a speed of about 130 to 145 miles per hour, claims Air Business International.