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234 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? |
35 people can do a job in 11 days. How many days would it take if there were only 5 people? |
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| 234 18 21 42 33 42 ( 156 ) 77 44 60 25 35 ( 241 ) [[ 397 ]] | ||
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