GRE
$$N$$
$$6$$
$$p$$
$$50$$
The manufacturing cost of the car model in 2000 as a percent of its manufacturing cost in 1990
$$120%$$
$$xt$$
$$0.36$$
The time it takes Pat to drive 240 miles, driving at an average speed of 52 miles per hour
The time it takes George to drive 300 miles, driving at an average speed of 62 miles per hour
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