A commercial jet has been instructed to climb from its present altitude of 6000 feet to a cruising altitude of 30,000 feet. If the plane ascends at a rate of 4000 ft/min, how long will it take to reach its cruising altitude? The plane will take nothing minutes.

Question

Wendy Rivers

Mathematics

24 February, 18:44

A commercial jet has been instructed to climb from its present altitude of 6000 feet to a cruising altitude of 30,000 feet. If the plane ascends at a rate of 4000 ft/min, how long will it take to reach its cruising altitude? The plane will take nothing minutes.

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Answers (1)

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Lydon · Answer 1

An easier way of doing this would be to subtract the initial attitude from the final attitude and divide by the rate of increase

= 30000 - 6000:4000

= 24000:4000

=6mins