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500 WorkRate1 |
Name : _________________ |
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16 people can do a job in 6 days. How many days would it take if there were only 4 people? |
63 people can do a job in 9 days. How many days would it take if there were only 9 people? |
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+( ) |
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( )+ |
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++[[ ]]++ |
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| 500 24 30 20 10 70 ( 154 ) 63 32 45 28 44 ( 212 ) [[ 366 ]] | ||
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