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445 WorkRate1 |
Name : _________________ |
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28 people can do a job in 9 days. How many days would it take if there were only 4 people? |
32 people can do a job in 11 days. How many days would it take if there were only 8 people? |
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| 445 63 35 14 36 77 ( 225 ) 44 77 22 32 10 ( 185 ) [[ 410 ]] | ||
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