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Ivan
3 years ago
14

How is the percent efficiency of a machine determined?

Mathematics
2 answers:
Stels [109]3 years ago
8 0

The answer is B. I just answered this question earlier!

Archy [21]3 years ago
7 0

Answer:

i need the ansrew too

Step-by-step explanation:

hehe

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4

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hopefully it helps.

please mark brainliest.

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