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730 WorkRate1 |
Name : _________________ |
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42 people can do a job in 7 days. How many days would it take if there were only 6 people? |
18 people can do a job in 11 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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| 730 49 45 27 72 28 ( 221 ) 22 28 36 30 22 ( 138 ) [[ 359 ]] | ||
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