SOLUTION: Two planes, which are 1570 miles apart, fly toward each other. Their speeds differ by 85mph ⁢ mph . If they pass each other in 2 hours, what is the speed of each?

Question 1200787: Two planes, which are 1570
miles apart, fly toward each other. Their speeds differ by 85mph
⁢
mph
. If they pass each other in 2
hours, what is the speed of each?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Two planes, which are 1570 miles apart, fly toward each other. Their speeds differ by 85mph.
If they pass each other in 2 hours, what is the speed of each?
---------------
The sum of the speeds is 1570/2 = 785 mi/hr.
----------
a + b = 785
a - b = 85
----------------- Add
2a = 870
etc
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