837 WorkRate1 |
Name : _________________ |
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28 people can do a job in 8 days. How many days would it take if there were only 7 people? |
8 people can do a job in 6 days. How many days would it take if there were only 2 people? |
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837 32 12 30 22 48 ( 144 ) 24 32 36 28 45 ( 165 ) [[ 309 ]] | ||
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