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977 WorkRate1 |
Name : _________________ |
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54 people can do a job in 8 days. How many days would it take if there were only 9 people? |
27 people can do a job in 5 days. How many days would it take if there were only 9 people? |
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| 977 48 77 40 60 24 ( 249 ) 15 54 16 30 66 ( 181 ) [[ 430 ]] | ||
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