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787 WorkRate1 |
Name : _________________ |
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42 people can do a job in 11 days. How many days would it take if there were only 7 people? |
12 people can do a job in 12 days. How many days would it take if there were only 3 people? |
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| 787 66 20 50 54 20 ( 210 ) 48 84 22 49 16 ( 219 ) [[ 429 ]] | ||
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