Concept explainers
a.
To find the rate of speed of khannouchi in miles per hour.
a.

Answer to Problem 45E
The rate of speed of khannouchi in miles per hour is
Explanation of Solution
Given information :
Khannouchi ran
Calculation :
Distance covered is
Total time taken is
The rate of speed of khannouchi in miles per hour can be calculated as,
Therefore,
The rate of speed of khannouchi in miles per hour is,
b.
To find the rate of speed of khannouchi in miles per minute.
b.

Answer to Problem 45E
The rate of speed of khannouchi in miles per minute is
Explanation of Solution
Given information :
Khannouchi ran
Calculation :
The rate of speed of khannouchi in miles per hour is
Rate of speed in miles per minute can be calculated as,
Therefore,
The rate of speed of khannouchi in miles per minute is,
c.
To find the rate of speed of khannouchi in feet per minute.
c.

Answer to Problem 45E
The rate of speed of khannouchi in feet per minute is
Explanation of Solution
Given information :
Khannouchi ran
Calculation :
The rate of speed of khannouchi in miles per minute is
1 mile = 5280 feet
0.21 mile = 1108.8 feet
Therefore,
The rate of speed of khannouchi in feet per minute is
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