SOLUTION: Plane a traveled 1400km
Plane b traveled 1000km and 50km/h faster than plane a in 3 hours less time.
How fast were the plane going
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Question 369951: Plane a traveled 1400km
Plane b traveled 1000km and 50km/h faster than plane a in 3 hours less time.
How fast were the plane going
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
, using the formula t = d/r for the two planes and subtracting their times.
,
,
,
, so a = 200 km/hr, the rate of plane a.
250 km/hr, the rate of plane b.
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