An airplane cruises 1 kilometer in 1 12 of a minute. What is its cruising speed?
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Step-by-step explanation:
Distance D = 1 km = 1000 m
Time t = 1/12 of a minute
- = 1/12 × 60 = 5 sec
Speed = Distance / Time
= 1000 / 5
= 200 m/s
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