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622 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 5 people? |
8 people can do a job in 10 days. How many days would it take if there were only 2 people? |
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| 622 54 56 40 45 15 ( 210 ) 40 72 20 36 56 ( 224 ) [[ 434 ]] | ||
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