Mehret recorded the following information. The relationship between the minutes she ran and the distances she ran were all equivalent. What is the missing value in the
chart?

Distance Mehret Ran
Number of
Minutes
1
4
8
12
1
Distance
(Miles)
?
1
2
1

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reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.