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361 WorkRate1 |
Name : _________________ |
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18 people can do a job in 9 days. How many days would it take if there were only 3 people? |
36 people can do a job in 7 days. How many days would it take if there were only 6 people? |
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| 361 54 44 77 35 27 ( 237 ) 42 72 36 40 36 ( 226 ) [[ 463 ]] | ||
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