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638 WorkRate1 |
Name : _________________ |
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12 people can do a job in 6 days. How many days would it take if there were only 6 people? |
24 people can do a job in 9 days. How many days would it take if there were only 8 people? |
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| 638 12 15 35 20 22 ( 104 ) 27 36 35 14 21 ( 133 ) [[ 237 ]] | ||
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