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195 WorkRate1 |
Name : _________________ |
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12 people can do a job in 9 days. How many days would it take if there were only 2 people? |
30 people can do a job in 8 days. How many days would it take if there were only 6 people? |
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| 195 54 14 30 42 40 ( 180 ) 40 14 21 20 63 ( 158 ) [[ 338 ]] | ||
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