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869 WorkRate1 |
Name : _________________ |
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16 people can do a job in 9 days. How many days would it take if there were only 8 people? |
40 people can do a job in 12 days. How many days would it take if there were only 8 people? |
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| 869 18 63 56 63 42 ( 242 ) 60 20 15 45 24 ( 164 ) [[ 406 ]] | ||
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