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548 WorkRate1 |
Name : _________________ |
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30 people can do a job in 12 days. How many days would it take if there were only 5 people? |
36 people can do a job in 5 days. How many days would it take if there were only 9 people? |
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| 548 72 22 25 72 24 ( 215 ) 20 42 10 60 77 ( 209 ) [[ 424 ]] | ||
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