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403 WorkRate1 |
Name : _________________ |
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28 people can do a job in 6 days. How many days would it take if there were only 4 people? |
32 people can do a job in 8 days. How many days would it take if there were only 8 people? |
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| 403 42 18 50 66 20 ( 196 ) 32 49 21 77 18 ( 197 ) [[ 393 ]] | ||
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