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A mechanic ground 6 valves in 25 minutes. At that rate, how long will it take to grind 45 valves of the same kind?​
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A mechanic ground 6 valves in 25 minutes. At that rate,

how long will it take to grind 45 valves of the same kind?​

User NoamG
by
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1 Answer

0 votes

Answer:

3hours and 12.5 minutes

Explanation:

45/6=7.5x25=187.5/60=3hours and 12.5 minutes

User Tomascapek
by
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