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815 WorkRate1 |
Name : _________________ |
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42 people can do a job in 8 days. How many days would it take if there were only 7 people? |
12 people can do a job in 9 days. How many days would it take if there were only 3 people? |
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| 815 48 22 55 40 24 ( 189 ) 36 36 24 35 77 ( 208 ) [[ 397 ]] | ||
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