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462 WorkRate1 |
Name : _________________ |
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28 people can do a job in 7 days. How many days would it take if there were only 4 people? |
40 people can do a job in 8 days. How many days would it take if there were only 8 people? |
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| 462 49 12 36 42 36 ( 175 ) 40 14 21 84 12 ( 171 ) [[ 346 ]] | ||
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