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Two cars start out at two different tollgates. The cars are 644 km apart. The cars start driving towards each other. One car is driving at 69 km/h and the other car at 92 km/h.If both cars started their journey at the same time, how long will they take to pass each other?

Solution

Solution

time : 4

Solution steps

Translate the problem into an equation:

69 x + 92 x = 644

Solve for

x, 69 x + 92 x = 644 : x = 4

time : 4

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