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743 WorkRate1 |
Name : _________________ |
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14 people can do a job in 11 days. How many days would it take if there were only 7 people? |
15 people can do a job in 12 days. How many days would it take if there were only 3 people? |
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| 743 22 21 36 54 30 ( 163 ) 60 10 36 24 14 ( 144 ) [[ 307 ]] | ||
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