Question

If you have driven for 4.4 hours and the distance you have covered is 250 miles, how fast (mph) were you driving? Round the solution only to the nearest tenth.
A. 60.2 mph
B. 58 mph
C. 56.8 mph

Answer 1

Use dimensional analysis. Your answer has to have units of miles per hour, which is\[\frac{miles}{hour}\]and that pretty much tells you exactly how to solve the problem.