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459 WorkRate1 |
Name : _________________ |
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14 people can do a job in 6 days. How many days would it take if there were only 2 people? |
21 people can do a job in 8 days. How many days would it take if there were only 3 people? |
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| 459 42 27 12 48 48 ( 177 ) 56 24 18 12 24 ( 134 ) [[ 311 ]] | ||
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