Respuesta :

The amount of oil utilized is equal to m/n * 100.

The amount of residual oil is  [tex]\frac{n - m}{n} * 100[/tex]

Given,

There are n gallons of oil. After m gallons have been used then, in terms of m and n, what percent of oil remains?

To know what percent was used,

The oil used is m

The percentage of oil used is = m/n * 100

The oil remaining is = n - m

The percentage of oil remaining is = [tex]\frac{n - m}{n} * 100[/tex]

Therefore,

The percentage of oil used is m/n * 100

The percentage of oil remaining is [tex]\frac{n - m}{n} * 100[/tex]

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