SOLUTION: andrew goes by bus for part of his way to work and walks the rest. the speed of the bus is 24 km/h and he walks at 9km/h. if the distance between the house and the office is 30 km
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Question 875150: andrew goes by bus for part of his way to work and walks the rest. the speed of the bus is 24 km/h and he walks at 9km/h. if the distance between the house and the office is 30 km and it takes him 1 1/3 hours to go to the office, how long does he spend walking?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
andrew goes by bus for part of his way to work and walks the rest. the speed of the bus is 24 km/h and he walks at 9km/h. if the distance between the house and the office is 30 km and it takes him 1 1/3 hours to go to the office, how long does he spend walking?
***
let x=walking distance
30-x=bus distance
travel time=distance/speed
LCD:72
8x+90-3x=96
5x=6
x=6/5
x/9=6/45 hr=8 min
how long does andrew spend walking? 8 min
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