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390 WorkRate1 |
Name : _________________ |
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21 people can do a job in 5 days. How many days would it take if there were only 3 people? |
32 people can do a job in 7 days. How many days would it take if there were only 8 people? |
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| 390 35 12 45 66 24 ( 182 ) 28 49 18 49 18 ( 162 ) [[ 344 ]] | ||
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