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535 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? |
45 people can do a job in 12 days. How many days would it take if there were only 9 people? |
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| 535 22 24 72 77 35 ( 230 ) 60 24 15 18 24 ( 141 ) [[ 371 ]] | ||
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