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344 WorkRate1 |
Name : _________________ |
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21 people can do a job in 12 days. How many days would it take if there were only 3 people? |
35 people can do a job in 12 days. How many days would it take if there were only 7 people? |
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| 344 84 30 66 84 25 ( 289 ) 60 10 48 16 22 ( 156 ) [[ 445 ]] | ||
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