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687 WorkRate1 |
Name : _________________ |
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42 people can do a job in 11 days. How many days would it take if there were only 6 people? |
16 people can do a job in 7 days. How many days would it take if there were only 8 people? |
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| 687 77 25 15 18 28 ( 163 ) 14 63 27 56 14 ( 174 ) [[ 337 ]] | ||
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