Marietta drives her tow truck 312 miles in 8 hours. What is her average speed in miles per hour? Be sure to include the equation for speed in your answer.

Respuesta :

SJ2006
We know, Average speed = Distance traveled / Time Taken

We have, distance = 312 miles &
Time = 8 hours,

Substitute their values into the expression,

Savg = 312 / 8 = 39 miles/hour

So, the final average speed is 39 miles / hour

Hope this helps! 

The average speed in miles per hour is 39mi/hr

How to calculate Speed of a body

Speed is the ratio of distance with respect to time. The formula for calculating speed is expressed as:

Speed = Distance/Time

Given the following

Distance = 312 miles

Time = 8 hours

Substitute

Speed = 312/8

Speed = 39mi/hr

Hence the average speed in miles per hour is 39mi/hr

Learn more on speed here: https://brainly.com/question/4931057

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