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488 WorkRate1 |
Name : _________________ |
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12 people can do a job in 6 days. How many days would it take if there were only 4 people? |
56 people can do a job in 7 days. How many days would it take if there were only 8 people? |
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| 488 18 20 35 12 60 ( 145 ) 49 24 30 33 24 ( 160 ) [[ 305 ]] | ||
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