721 WorkRate1 |
Name : _________________ |
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24 people can do a job in 8 days. How many days would it take if there were only 6 people? |
20 people can do a job in 9 days. How many days would it take if there were only 5 people? |
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721 32 25 35 33 44 ( 169 ) 36 42 15 84 40 ( 217 ) [[ 386 ]] | ||
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