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989 WorkRate1 |
Name : _________________ |
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54 people can do a job in 10 days. How many days would it take if there were only 9 people? |
20 people can do a job in 6 days. How many days would it take if there were only 4 people? |
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| 989 60 24 70 35 25 ( 214 ) 30 12 21 16 33 ( 112 ) [[ 326 ]] | ||
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