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627 WorkRate1 |
Name : _________________ |
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18 people can do a job in 7 days. How many days would it take if there were only 6 people? |
18 people can do a job in 5 days. How many days would it take if there were only 9 people? |
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++[[ ]]++ |
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| 627 21 30 24 21 60 ( 156 ) 10 28 40 40 25 ( 143 ) [[ 299 ]] | ||
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