Question

A train travels 70 kilometers in 1 hours, and then 63 kilometers in 2 hours. What is its average speed?

Answer 1

The answer is:  " 44 $\frac{1}{3}$ km " ; 
                              or; write as:  " 44.333 km " .
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Explanation:
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(70 km + 63 km) ÷ (2 + 1 ) =  133 km ÷ 3 =  " 44 $\frac{1}{3}$ km "  ; 
                                                                            or; write as:  " 44.333 km " .
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