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698 WorkRate1 |
Name : _________________ |
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30 people can do a job in 9 days. How many days would it take if there were only 6 people? |
6 people can do a job in 11 days. How many days would it take if there were only 2 people? |
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| 698 45 21 42 84 30 ( 222 ) 33 15 48 36 54 ( 186 ) [[ 408 ]] | ||
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