EASA NAV(A)intermediate
17. The Sun moves 10° of longitude. What time difference does this represent?
Answer
0.66 h
Explanation
Ten degrees correspond to 40 minutes; expressed in hours, $40/60≈0.67$ h, represented by the option **0.66 h**. **Key takeaway:** Convert minutes to decimal hours by dividing by 60. **Glossary:** Decimal hour: elapsed time expressed as a fraction of an hour.
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