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360 WorkRate1 |
Name : _________________ |
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21 people can do a job in 12 days. How many days would it take if there were only 3 people? |
42 people can do a job in 6 days. How many days would it take if there were only 6 people? |
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| 360 84 20 56 10 54 ( 224 ) 42 20 30 28 24 ( 144 ) [[ 368 ]] | ||
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