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775 WorkRate1 |
Name : _________________ |
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35 people can do a job in 9 days. How many days would it take if there were only 7 people? |
9 people can do a job in 5 days. How many days would it take if there were only 3 people? |
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| 775 45 54 77 28 10 ( 214 ) 15 45 20 36 36 ( 152 ) [[ 366 ]] | ||
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