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316 WorkRate1 |
Name : _________________ |
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9 people can do a job in 7 days. How many days would it take if there were only 3 people? |
14 people can do a job in 5 days. How many days would it take if there were only 7 people? |
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| 316 21 30 36 18 49 ( 154 ) 10 24 30 30 25 ( 119 ) [[ 273 ]] | ||
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