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690 WorkRate1 |
Name : _________________ |
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24 people can do a job in 10 days. How many days would it take if there were only 6 people? |
4 people can do a job in 12 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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++[[ ]]++ |
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| 690 40 50 18 21 70 ( 199 ) 24 24 66 48 30 ( 192 ) [[ 391 ]] | ||
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