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309 WorkRate1 |
Name : _________________ |
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9 people can do a job in 6 days. How many days would it take if there were only 3 people? |
18 people can do a job in 5 days. How many days would it take if there were only 3 people? |
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| 309 18 24 42 12 55 ( 151 ) 30 15 48 36 21 ( 150 ) [[ 301 ]] | ||
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