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116 WorkRate1 |
Name : _________________ |
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54 people can do a job in 12 days. How many days would it take if there were only 9 people? |
36 people can do a job in 9 days. How many days would it take if there were only 9 people? |
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| 116 72 49 44 45 36 ( 246 ) 36 54 42 30 49 ( 211 ) [[ 457 ]] | ||
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