Determine 0.929229222922229222229

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Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

Identify the parent function that can be used to graph the function f(x)=3(x-9)2