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If \(\dfrac12\) of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount

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If \(\dfrac12\) of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount

by M7MBA » Sat Oct 02, 2021 5:19 am

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If \(\dfrac12\) of the air in a tank is removed with each stroke of a vacuum pump, what fraction of the original amount of air has been removed after \(4\) strokes?

A. \(\dfrac{15}{16}\)

B. \(\dfrac78\)

C. \(\dfrac14\)

D. \(\dfrac18\)

E. \(\dfrac1{16}\)

A

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