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210 WorkRate1 |
Name : _________________ |
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12 people can do a job in 11 days. How many days would it take if there were only 2 people? |
18 people can do a job in 5 days. How many days would it take if there were only 6 people? |
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| 210 66 77 35 12 30 ( 220 ) 15 21 24 18 33 ( 111 ) [[ 331 ]] | ||
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