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Worksheet 90 · Skill 2

Time, speed, distance

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  1. How far do you run at 12.4 kn in 69 minutes?

    Distance in nautical miles to two decimals (within 0.05 nm or 2 %).

    Distance run: ________ nm  

  2. How far do you run at 7.4 kn in 8 minutes?

    Distance in nautical miles to two decimals (within 0.05 nm or 2 %).

    Distance run: ________ nm  

  3. You ran 0.6 nm between two fixes 33 minutes apart. What was your speed over the ground?

    Knots to one decimal (within 0.1 kn or 2 %).

    Speed: ________ kn  

  4. How far do you run at 6.4 kn in 71 minutes?

    Distance in nautical miles to two decimals (within 0.05 nm or 2 %).

    Distance run: ________ nm  

  5. You ran 4.5 nm between two fixes 81 minutes apart. What was your speed over the ground?

    Knots to one decimal (within 0.1 kn or 2 %).

    Speed: ________ kn  

  6. You ran 0.5 nm between two fixes 87 minutes apart. What was your speed over the ground?

    Knots to one decimal (within 0.1 kn or 2 %).

    Speed: ________ kn  

  7. You have 10.3 nm to go at 6.4 kn. How many minutes will it take?

    Minutes (within 1 minute). You can type 85 or 1:25.

    Time: ________ min  

  8. How far do you run at 11.2 kn in 18 minutes?

    Distance in nautical miles to two decimals (within 0.05 nm or 2 %).

    Distance run: ________ nm  

Answer key

No.AnswersProblem
1Distance run: 14.26 nm
No. 90001 (worked solution)
2Distance run: 0.99 nm
No. 90002 (worked solution)
3Speed: 1.1 kn
No. 90003 (worked solution)
4Distance run: 7.57 nm
No. 90004 (worked solution)
5Speed: 3.3 kn
No. 90005 (worked solution)
6Speed: 0.3 kn
No. 90006 (worked solution)
7Time: 97 min
No. 90007 (worked solution)
8Distance run: 3.36 nm
No. 90008 (worked solution)