10) Pete is fast, Repeat is 3 times faster. If Pete and Repeat can complete the job in 56 minutes, how fast is Pete? (I want Pete's time only)

Simpler asked Aug 17, 2022

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25 votes

10) Pete is fast, Repeat is 3 times faster. If

Pete and Repeat can complete the job in
56 minutes, how fast is Pete? (I want
Pete's time only)

Simpler asked Aug 17, 2022

1.9k points

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16 votes

Answer:

14 minutes

Explanation:

if Pete is x times fast then Repeat is 3x faster

so if both combine to complete a job in 56 minutes then we have

$x + 3x = 56 \\ 4x = 56 \\ x = 14$

remember Pete is x hence Pete was 14 minutes fast

Joel Kennedy answered Aug 21, 2022

2.7k points

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