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11 votes
11 votes
while returning to the gliderport, lucy descended for three minutes at a rate of 400 feet per minute. How much altitude did she lose? If her starting altitue was 2800 feet, what was her final altitude

User Ibrokhim Kholmatov
by
2.6k points

1 Answer

11 votes
11 votes

First lucy decent 3 minutes at a rate of 400 feet per minute therefore in order to know how much she descended we do the next operation


400\cdot3=1200ft

If her starting altitude is 2800 ft


2800-1200=1600

Her final altitude is 1600 ft

User Aviv Yaniv
by
3.1k points
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