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272 WorkRate1 |
Name : _________________ |
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12 people can do a job in 6 days. How many days would it take if there were only 2 people? |
28 people can do a job in 8 days. How many days would it take if there were only 7 people? |
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| 272 36 42 30 35 27 ( 170 ) 32 54 14 72 42 ( 214 ) [[ 384 ]] | ||
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