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679 WorkRate1 |
Name : _________________ |
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12 people can do a job in 5 days. How many days would it take if there were only 6 people? |
24 people can do a job in 9 days. How many days would it take if there were only 4 people? |
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| 679 10 15 54 49 45 ( 173 ) 54 16 40 24 30 ( 164 ) [[ 337 ]] | ||
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