153 WorkRate1 |
Name : _________________ |
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27 people can do a job in 11 days. How many days would it take if there were only 9 people? |
14 people can do a job in 9 days. How many days would it take if there were only 2 people? |
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153 33 55 14 30 66 ( 198 ) 63 49 60 70 63 ( 305 ) [[ 503 ]] | ||
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