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425 WorkRate1 |
Name : _________________ |
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20 people can do a job in 8 days. How many days would it take if there were only 4 people? |
24 people can do a job in 9 days. How many days would it take if there were only 8 people? |
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| 425 40 42 28 36 20 ( 166 ) 27 54 49 25 48 ( 203 ) [[ 369 ]] | ||
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