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371 WorkRate1 |
Name : _________________ |
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15 people can do a job in 12 days. How many days would it take if there were only 3 people? |
21 people can do a job in 5 days. How many days would it take if there were only 7 people? |
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++[[ ]]++ |
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| 371 60 72 32 32 24 ( 220 ) 15 30 84 25 42 ( 196 ) [[ 416 ]] | ||
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