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640 WorkRate1 |
Name : _________________ |
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18 people can do a job in 8 days. How many days would it take if there were only 6 people? |
14 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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| 640 24 28 14 18 72 ( 156 ) 49 30 50 15 32 ( 176 ) [[ 332 ]] | ||
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