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672 WorkRate1 |
Name : _________________ |
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12 people can do a job in 9 days. How many days would it take if there were only 6 people? |
12 people can do a job in 10 days. How many days would it take if there were only 2 people? |
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| 672 18 36 63 16 30 ( 163 ) 60 33 48 18 27 ( 186 ) [[ 349 ]] | ||
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