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One construction company can do certain job in ten days and a second construction company can do the same job in fifteen days. How many will it take to complete the job if the two construction companies work together? ​

2 Answers

8 votes

Answer:

Step-by-step explanation: it will take them 5 days to complete the job

User Sam Cristall
by
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1 vote

Answer:

technically it should take 12 and a half days

Explanation:

that is what is in-between the two amounts of days so it's the average if they bothe worked together but in my opinion in reality I think if they worked together it would take less than 10 days

User Elad BA
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7.7k points

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