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Go Places A and B are 100 km apart on the highway. One car starts from A andanother from B at the same time. If the cars travel in the same direction at adifferent speed, they meet in 5 hours. If they travel towards each other, theymeet in 1 hour. What are the speeds of the two cars?viteifite length is reduced |
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Answer» Step-by-step explanation: let 1st car speed =X 2nd car speed=y
in case 1 speed of 1st car=s×t =x×5=5x speed of 2nd car =5y AB+BC=AC 100+5y=100 -5y+5x=100 x-y=20------1 by 2nd EQ speed of1st car =X 2nd car =y X+y=100-----2 solve 1and2 eq =2x=120 X=60----sub in eq1or 2 then y=40 |
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