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151 WorkRate1 |
Name : _________________ |
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36 people can do a job in 8 days. How many days would it take if there were only 9 people? |
42 people can do a job in 11 days. How many days would it take if there were only 6 people? |
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| 151 32 25 18 14 60 ( 149 ) 77 32 30 40 36 ( 215 ) [[ 364 ]] | ||
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