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537 WorkRate1 |
Name : _________________ |
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20 people can do a job in 7 days. How many days would it take if there were only 5 people? |
18 people can do a job in 6 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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| 537 28 35 18 24 70 ( 175 ) 12 40 48 50 25 ( 175 ) [[ 350 ]] | ||
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