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272 WorkRate1 |
Name : _________________ |
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8 people can do a job in 9 days. How many days would it take if there were only 2 people? |
49 people can do a job in 10 days. How many days would it take if there were only 7 people? |
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| 272 36 45 10 27 56 ( 174 ) 70 44 54 40 48 ( 256 ) [[ 430 ]] | ||
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