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331 WorkRate1 |
Name : _________________ |
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6 people can do a job in 9 days. How many days would it take if there were only 3 people? |
42 people can do a job in 9 days. How many days would it take if there were only 7 people? |
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| 331 18 27 56 14 60 ( 175 ) 54 24 32 10 30 ( 150 ) [[ 325 ]] | ||
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