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559 WorkRate1 |
Name : _________________ |
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10 people can do a job in 11 days. How many days would it take if there were only 5 people? |
30 people can do a job in 10 days. How many days would it take if there were only 5 people? |
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| 559 22 21 84 84 55 ( 266 ) 60 30 36 18 36 ( 180 ) [[ 446 ]] | ||
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