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990 WorkRate1 |
Name : _________________ |
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63 people can do a job in 5 days. How many days would it take if there were only 9 people? |
25 people can do a job in 6 days. How many days would it take if there were only 5 people? |
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+( ) |
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( )+ |
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++[[ ]]++ |
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| 990 35 22 66 36 28 ( 187 ) 30 10 18 56 22 ( 136 ) [[ 323 ]] | ||
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