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272 WorkRate1 |
Name : _________________ |
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14 people can do a job in 12 days. How many days would it take if there were only 2 people? |
15 people can do a job in 10 days. How many days would it take if there were only 3 people? |
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| 272 84 30 18 21 70 ( 223 ) 50 12 27 44 30 ( 163 ) [[ 386 ]] | ||
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