BritneyTank BritneyTank

11-06-2014
Mathematics

Answered

If Dave drives at a steady speed of 50 miles per hour, how long will it take him to drive 10 miles?
A: 12 minutes
B: 10 minutes
C: 15 minutes
D: 30 minutes

Answer :

Аноним Аноним

14-06-2014

[tex]\begin{array}{ccc}50miles&-&1h=60min\\\\10miles&-&t\end{array}\\\\\\\\t=\frac{10\cdot60}{50}=12\ (min)\\\\Answer:A[/tex]

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