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KIM [24]
3 years ago
12

An air traffic controller is tracking two planes. To start, Plane A is at an altitude of 3500 feet and Plane B is at an altitude

of 2768 feet. Plane A is gaining altitude at 40.25 feet per second and Plane B is gaining altitude at 55.5 feet per second.
How many seconds will pass before the planes are at the same altitude? seconds

What will their altitude be when they're at the same altitude? feet
Mathematics
1 answer:
MrRa [10]3 years ago
7 0
3500 + 40.25s = 2768 + 55.5s
3500 - 2768 = 55.5s - 40.25s
732 = 15.25s
732 / 15.25 = s
48 = s......same at 48 seconds

3500 + 40.25(48)
3500 + 1932
5432 <== altitude

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