Ben and Chris start at the same time from places 96 miles apart to cycle toward one another, Ben at 16 mi/h and Christ at 12 mi/h. If Ben rests for 30 minutes on the way, after how many hours will they meet?

Question

anonymous · Answer

...

dumbcow · Answer

d = r*t 

--> 16(t-.5) + 12t = 96
28t -8 = 96
28t = 104
t = 3.714

anonymous · Answer

i think we should not subtract 0.5 but add, since it's part of the travel. . ?

anonymous · Answer

Is it?

anonymous · Answer

|dw:1328417190484:dw| rest is part of the travel. even Ben is resting for 30 mins. , Chris is still moving. .  therefor, the rest is still part  of travel..