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255 WorkRate1 |
Name : _________________ |
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8 people can do a job in 10 days. How many days would it take if there were only 2 people? |
28 people can do a job in 6 days. How many days would it take if there were only 4 people? |
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| 255 40 28 14 18 66 ( 166 ) 42 72 25 42 70 ( 251 ) [[ 417 ]] | ||
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