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664 WorkRate1 |
Name : _________________ |
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30 people can do a job in 10 days. How many days would it take if there were only 6 people? |
4 people can do a job in 10 days. How many days would it take if there were only 2 people? |
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| 664 50 48 24 40 10 ( 172 ) 20 25 66 30 54 ( 195 ) [[ 367 ]] | ||
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