587 WorkRate1 |
Name : _________________ |
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20 people can do a job in 6 days. How many days would it take if there were only 5 people? |
18 people can do a job in 5 days. How many days would it take if there were only 9 people? |
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587 24 25 36 15 70 ( 170 ) 10 24 36 36 60 ( 166 ) [[ 336 ]] | ||
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