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liq [111]
3 years ago
11

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per

hour. How many hours will it take for the planes to be 2451 miles apart?
Mathematics
1 answer:
Hitman42 [59]3 years ago
3 0

plane 1 travels 395 miles in 1 hour

plane 2 travels 422 miles in 1 hour

together, they travel (395+422) 817 miles in 1 hour

to have 2451 miles between then, they'd need to travel

\frac{2451 miles}{817 miles}=3

so in 3 hours, they'll be 2451 miles apart

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