SOLUTION: a bus trevels at a distance of 90 km in 2h and another 30 km in 1h. what is the average speed of the bus?

Question 532217: a bus trevels at a distance of 90 km in 2h and another 30 km in 1h. what is the average speed of the bus?

Found 2 solutions by Alan3354, stanbon:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Add the distances, and add the times.
---------
d = r*t
r = d/t

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
a bus trevels at a distance of
90 km in 2h and another 30 km in 1h.
------

what is the average speed of the bus?
Average speed = total distance/total time = 120km/3hr = 40 km/hr
---------------------------------------------
Cheers,
Stan H.
RELATED QUESTIONS
a bus travel at a distance of 90 km in 2 hours and another 30 km in 1 hour. what is the (answered by Alan3354)
a BUS travels at a distance of 90 km in 2 hrs and an0ther 30 km in 1 hrs what is the... (answered by vheroli)
A bus travels at an average speed of 90 km/hr.On the average, how far does the bus travel (answered by rfer)
it took a bus travel . what was the average speed of the in km/h? (answered by ewatrrr)
A bus is traveling north at a speed of 90 kilometers per hour (km/hr). A motorcycle... (answered by richwmiller)
To travel a distance of 120 km, a car takes 40 minutes less than a bus. If the car... (answered by richwmiller)
A bus travels at x km/h for 30 minutes and then travels a further k km for 1/4 hour. The... (answered by macston)
A car trevels 76 km in 30 min. what is it's... (answered by Alan3354)
to travel a distance of 120km, a car takes 40 minutes faster than a bus. if a car travels (answered by richwmiller)