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830 WorkRate1 |
Name : _________________ |
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35 people can do a job in 8 days. How many days would it take if there were only 7 people? |
12 people can do a job in 10 days. How many days would it take if there were only 4 people? |
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+( ) |
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( )+ |
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++[[ ]]++ |
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| 830 40 35 55 25 20 ( 175 ) 30 60 49 60 35 ( 234 ) [[ 409 ]] | ||
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