The first car passed 60 km for 5/6ch, the second passed 54 km for 2/3 h. What speed of the car is more? How much?

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1) 60:5/6=60*6/5=72 km/h the speed of 1 car 2) 54:2/3=54*3/2=81 km/h speed 2 cars 3) 81:72= on 1.125 or on 1 I kiss 1/8 more than the speed 2 cars
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