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687 WorkRate1 |
Name : _________________ |
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24 people can do a job in 12 days. How many days would it take if there were only 6 people? |
4 people can do a job in 6 days. How many days would it take if there were only 2 people? |
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| 687 48 40 55 72 56 ( 271 ) 12 28 35 20 77 ( 172 ) [[ 443 ]] | ||
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