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253 WorkRate1 |
Name : _________________ |
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10 people can do a job in 6 days. How many days would it take if there were only 2 people? |
18 people can do a job in 6 days. How many days would it take if there were only 6 people? |
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| 253 30 36 48 30 18 ( 162 ) 18 42 24 54 30 ( 168 ) [[ 330 ]] | ||
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