Question 819906

A truck can travel 315 miles in the same time a car travels 585. If the trucks milage is 30 mph slower than the cars, what is the average rate for each?

<pre>
Average rate of speed of truck: {{{highlight_green(45)}}} mph
Average rate of speed of car: 45 + 30, or {{{highlight_green(75)}}} mph
You can do the check!! 

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