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112 WorkRate1 |
Name : _________________ |
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63 people can do a job in 11 days. How many days would it take if there were only 9 people? |
24 people can do a job in 6 days. How many days would it take if there were only 4 people? |
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| 112 77 30 18 60 36 ( 221 ) 36 18 24 24 40 ( 142 ) [[ 363 ]] | ||
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