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984 WorkRate1 |
Name : _________________ |
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27 people can do a job in 9 days. How many days would it take if there were only 9 people? |
12 people can do a job in 7 days. How many days would it take if there were only 3 people? |
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| 984 27 40 18 30 27 ( 142 ) 28 66 35 60 84 ( 273 ) [[ 415 ]] | ||
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