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3 years ago

9

Two planes, which are 2820 miles apart, fly toward each other. Their speeds differ by 55 mph. If they pass each other in 4 hours

, what is the speed of each?

1 answer:

Naddik [55]3 years ago

6 0

Moving in opposite directions, the speeds are added.
Find the sum of the speeds.
The difference is given.
F + S = the sum
F - S = the difference

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