Answer to Question #166073 in Physics for Kyle

Question #166073

A car that travels at 1.3 km/hr for 2.0 hrs, at 6.5 for 1.0 hr and at 4.5 for half an hour. What is its average speed?

Expert's answer

"v_{av}=\\frac{s}{t}\\\\v_{av}=\\frac{2(1.3)+1(6.5)+0.5(4.5)}{2+1+0.5}=3.2\\frac{km}{h}"

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