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126 WorkRate1 |
Name : _________________ |
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18 people can do a job in 10 days. How many days would it take if there were only 9 people? |
45 people can do a job in 8 days. How many days would it take if there were only 9 people? |
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| 126 20 21 60 56 30 ( 187 ) 40 10 24 24 22 ( 120 ) [[ 307 ]] | ||
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