SOLUTION: One aeroplane started 30 minutes later than the scheduled time from a place 1500 km away from its destination.to reach the destination at the scheduled time the pilot had to increa
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Question 901202: One aeroplane started 30 minutes later than the scheduled time from a place 1500 km away from its destination.to reach the destination at the scheduled time the pilot had to increase the speed by 250 km/hr.what was the speed of the aeroplane per hour during the journey??
Answer by josgarithmetic(39630) (Show Source): You can put this solution on YOUR website!
This question problem is familiar, since I did this one yesterday or the day before and solution is already posted.
____________________speed____________time___________distance
LATE Start__________r+250____________t-1/2__________1500
As Scheduled________r_________________t_____________1500
Using RT=D rule for uniform rates of travel,
the system to solve can be immediately formed as
Simplify and solve the system.
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