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308 WorkRate1 |
Name : _________________ |
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12 people can do a job in 8 days. How many days would it take if there were only 3 people? |
14 people can do a job in 9 days. How many days would it take if there were only 7 people? |
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| 308 32 42 15 28 16 ( 133 ) 18 40 42 33 30 ( 163 ) [[ 296 ]] | ||
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