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170 WorkRate1 |
Name : _________________ |
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18 people can do a job in 6 days. How many days would it take if there were only 9 people? |
30 people can do a job in 9 days. How many days would it take if there were only 6 people? |
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| 170 12 33 36 56 55 ( 192 ) 45 10 15 24 16 ( 110 ) [[ 302 ]] | ||
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