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177 WorkRate1 |
Name : _________________ |
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14 people can do a job in 11 days. How many days would it take if there were only 2 people? |
30 people can do a job in 6 days. How many days would it take if there were only 6 people? |
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| 177 77 16 42 72 40 ( 247 ) 30 70 15 63 16 ( 194 ) [[ 441 ]] | ||
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