ATSA Speed and Distance Calculations

Question 1

An aircraft is cruising at 360 knots and is 180 nautical miles from its destination. What is the estimated time of arrival?

Accepted Answer

30 minutes

Answer

45 minutes

Answer

20 minutes

Answer

60 minutes

Question 2

A controller needs an aircraft to cover 240 nautical miles in 40 minutes. What groundspeed must the aircraft maintain?

Accepted Answer

360 knots

Answer

240 knots

Answer

480 knots

Answer

180 knots

Question 3

An aircraft traveling at 450 knots — how many nautical miles will it cover in 20 minutes?

Accepted Answer

150 nm

Answer

90 nm

Answer

225 nm

Answer

75 nm

Question 4

Two aircraft are on a direct collision course 50 nautical miles apart, each flying at 300 knots toward the other. How many minutes until potential conflict if no action is taken?

Accepted Answer

5 minutes

Answer

10 minutes

Answer

15 minutes

Answer

3 minutes

Question 5

Aircraft A is following Aircraft B on the same route. A is 20 nautical miles behind, traveling at 300 knots. B is traveling at 250 knots. How many minutes until A closes the gap to zero?

Accepted Answer

24 minutes

Answer

20 minutes

Answer

30 minutes

Answer

40 minutes

Question 6

An aircraft covers 200 nautical miles in 30 minutes. What is its average groundspeed?

Accepted Answer

400 knots

Answer

300 knots

Answer

600 knots

Answer

200 knots

Question 7

ATC instructs an aircraft to cross a fix 60 nautical miles away in exactly 12 minutes. What speed must the aircraft maintain?

Accepted Answer

300 knots

Answer

360 knots

Answer

250 knots

Answer

400 knots