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457 WorkRate1 |
Name : _________________ |
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16 people can do a job in 12 days. How many days would it take if there were only 4 people? |
16 people can do a job in 6 days. How many days would it take if there were only 8 people? |
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| 457 48 60 24 33 84 ( 249 ) 12 28 60 24 45 ( 169 ) [[ 418 ]] | ||
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