181 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? |
28 people can do a job in 9 days. How many days would it take if there were only 4 people? |
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181 77 35 15 24 36 ( 187 ) 63 48 42 44 24 ( 221 ) [[ 408 ]] | ||
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