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226 WorkRate1 |
Name : _________________ |
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4 people can do a job in 9 days. How many days would it take if there were only 2 people? |
30 people can do a job in 11 days. How many days would it take if there were only 6 people? |
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| 226 18 30 36 77 30 ( 191 ) 55 16 24 12 14 ( 121 ) [[ 312 ]] | ||
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