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771 WorkRate1 |
Name : _________________ |
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35 people can do a job in 10 days. How many days would it take if there were only 7 people? |
9 people can do a job in 5 days. How many days would it take if there were only 3 people? |
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++[[ ]]++ |
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| 771 50 63 36 55 12 ( 216 ) 15 25 77 36 60 ( 213 ) [[ 429 ]] | ||
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