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484 WorkRate1 |
Name : _________________ |
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12 people can do a job in 5 days. How many days would it take if there were only 4 people? |
28 people can do a job in 11 days. How many days would it take if there were only 4 people? |
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| 484 15 40 24 14 54 ( 147 ) 77 36 44 21 20 ( 198 ) [[ 345 ]] | ||
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