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136 WorkRate1 |
Name : _________________ |
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27 people can do a job in 8 days. How many days would it take if there were only 9 people? |
54 people can do a job in 6 days. How many days would it take if there were only 9 people? |
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| 136 24 32 40 60 48 ( 204 ) 36 54 16 21 72 ( 199 ) [[ 403 ]] | ||
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