Erin goes off on a long bike ride, averaging 10 km /h . One hour later her brother Alistair starts chasing after her at 16 km / h . How long will it take Alistair to catch up to Erin?

Solution

Solution

Alistai r^{'} s time : \frac{5}{8}

étapes des solutions

Translate the problem into an equation:

10 = 16 x

Solutionner pour

x, 10 = 16 x : x = \frac{5}{8}

Alistai r^{'} s time : \frac{5}{8}

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