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630 WorkRate1 |
Name : _________________ |
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42 people can do a job in 10 days. How many days would it take if there were only 6 people? |
56 people can do a job in 6 days. How many days would it take if there were only 8 people? |
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+( ) |
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( )+ |
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++[[ ]]++ |
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| 630 70 60 55 15 24 ( 224 ) 42 40 35 56 60 ( 233 ) [[ 457 ]] | ||
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