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810 WorkRate1 |
Name : _________________ |
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35 people can do a job in 10 days. How many days would it take if there were only 7 people? |
9 people can do a job in 12 days. How many days would it take if there were only 3 people? |
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| 810 50 66 20 28 18 ( 182 ) 36 60 84 50 42 ( 272 ) [[ 454 ]] | ||
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