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477 WorkRate1 |
Name : _________________ |
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8 people can do a job in 8 days. How many days would it take if there were only 4 people? |
4 people can do a job in 8 days. How many days would it take if there were only 2 people? |
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( )+ |
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++[[ ]]++ |
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| 477 16 12 72 63 12 ( 175 ) 16 24 33 77 18 ( 168 ) [[ 343 ]] | ||
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