EASA NAV(A)basic
58. An aircraft travels 110 NM in 1 h 25 min. What is GS?
Answer
78 kt
Explanation
One hour 25 minutes is about 1.417 h. $110/1.417≈77.6$ kt, or **78 kt**. **Key takeaway:** Convert minutes to a fraction of an hour before calculating speed. **Glossary:** kt: nautical miles per hour.
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