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670 WorkRate1 |
Name : _________________ |
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24 people can do a job in 5 days. How many days would it take if there were only 6 people? |
4 people can do a job in 7 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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| 670 20 30 20 21 63 ( 154 ) 14 32 66 24 30 ( 166 ) [[ 320 ]] | ||
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