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139 WorkRate1 |
Name : _________________ |
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63 people can do a job in 5 days. How many days would it take if there were only 9 people? |
25 people can do a job in 6 days. How many days would it take if there were only 5 people? |
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| 139 35 36 66 60 20 ( 217 ) 30 12 18 10 10 ( 80 ) [[ 297 ]] | ||
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