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Flura [38]
3 years ago
9

Machine A takes a hours to make 100 bolts, and machine B takes b hours to make 100 bolts. How many

Mathematics
1 answer:
Temka [501]3 years ago
4 0

Answer:

100(1/a + 1/b)

Step-by-step explanation:

Machine A takes a hours to make 100 bolts

  • Then machine A makes 100/a bolts in one hour

Machine B takes b hours to make 100 bolts

  • Then machine B makes 100/b bolts in one hour

<u>Two machines will make:</u>

  • 100/a + 100/b = 100(1/a + 1/b)

bolts in one hour

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3 years ago
Find the percent of decrease from 340 to 160. Round to the nearest tenth of a
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Answer: D is correct, 52.9%

Step-by-step explanation:

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3 years ago
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5 0
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