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415 WorkRate1 |
Name : _________________ |
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28 people can do a job in 12 days. How many days would it take if there were only 4 people? |
32 people can do a job in 6 days. How many days would it take if there were only 8 people? |
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| 415 84 22 25 72 24 ( 227 ) 24 35 36 70 22 ( 187 ) [[ 414 ]] | ||
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