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310 WorkRate1 |
Name : _________________ |
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6 people can do a job in 12 days. How many days would it take if there were only 3 people? |
18 people can do a job in 12 days. How many days would it take if there were only 9 people? |
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| 310 24 36 48 48 60 ( 216 ) 24 25 77 40 18 ( 184 ) [[ 400 ]] | ||
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