Solve the problem.
-The speed of a vehicle is inversely proportional to the time it takes to travel a fixed distance. If a vehicle travels a fixed distance at 10 miles per hour in 30 minutes, how fast must it travel to cover the same distance in 15 minutes?
A) 5 miles per hour
B) 45 miles per hour
C) $\frac{1}{5}$ miles per hour
D) 20 miles per hour

Question

Quizplus · Accepted Answer

Since speed is inversely proportional to time, if the time is halved (from 30 minutes to 15 minutes), the speed must be doubled to cover the same distance. Therefore, the speed must be 20 miles per hour.

Solve the Problem 15\frac{1}{5}51​ Miles Per Hour D) 20 Miles Per Hour

Solve the Problem $\frac{1}{5}$ Miles Per Hour
D) 20 Miles Per Hour