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169 WorkRate1 |
Name : _________________ |
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54 people can do a job in 9 days. How many days would it take if there were only 9 people? |
18 people can do a job in 10 days. How many days would it take if there were only 6 people? |
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| 169 54 42 30 45 33 ( 204 ) 30 66 18 36 48 ( 198 ) [[ 402 ]] | ||
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