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424 WorkRate1 |
Name : _________________ |
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20 people can do a job in 6 days. How many days would it take if there were only 4 people? |
24 people can do a job in 8 days. How many days would it take if there were only 8 people? |
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| 424 30 66 20 32 15 ( 163 ) 24 25 56 60 66 ( 231 ) [[ 394 ]] | ||
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