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915 WorkRate1 |
Name : _________________ |
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48 people can do a job in 9 days. How many days would it take if there were only 8 people? |
12 people can do a job in 12 days. How many days would it take if there were only 4 people? |
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| 915 54 70 24 55 30 ( 233 ) 36 60 22 66 42 ( 226 ) [[ 459 ]] | ||
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