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Quiz34

작성자 l 윤점숙 [himangs] 등록일 l 12-08-17 20:06 조회 l 84

Quiz34

Two cars set off from the same point to travel the same journey.

The first car travels at 60kph and the second car travels at 100kph.

If the first car sets off eight minutes before the second car,

how many kilometres will be travelled when the cars are level?

y=100x=60x+8
x=0.2

y=20km


			김운재 [id4u] 12-11-06 00:31 TIME=X(minutes) 60X/60+608/60=100X/60 X+8=10X/6 8=4X/6 48=4X X=12 distance=20km TIME=X(minutes) 60X/60+608/60=100X/60 X+8=10X/6 8=4X/6 48=4X X=12 distance=20km

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