Math Problem Statement
on a two-leg trip, a car travels the first leg, a distance d1=42.1mi, in t1=1.18h. it travels the second leg, a distance d2=130.7mi, in t2=2.07hr. refer to the figure.Part A) In miles per hour, what is the average speed of the car during the first leg?Part B) In miles per hour, what is the average speed of the car over the entire trip?Part C) What is the average speed for the whole trip in meters per second?
Solution
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Math Problem Analysis
Mathematical Concepts
Speed Calculation
Unit Conversion
Averages
Formulas
Average Speed = Total Distance / Total Time
1 mph = 0.44704 m/s
Theorems
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Suitable Grade Level
Grades 6-8