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treebushafro treebushafro
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A year ago
Machine Output Work (J) Input Work (J)

A               750                     1,500
B             1,000                     4,000
C              450                       600
D             3,000                     5,000
Which machine has the highest efficiency?

A.) machine A

B.) machine D

C.) machine C

D.) machine B
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wrote...
A year ago
C) machine C
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