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115 WorkRate1 |
Name : _________________ |
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27 people can do a job in 7 days. How many days would it take if there were only 9 people? |
63 people can do a job in 6 days. How many days would it take if there were only 9 people? |
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| 115 21 32 45 24 72 ( 194 ) 42 36 30 48 44 ( 200 ) [[ 394 ]] | ||
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