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256 WorkRate1 |
Name : _________________ |
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10 people can do a job in 8 days. How many days would it take if there were only 2 people? |
12 people can do a job in 10 days. How many days would it take if there were only 3 people? |
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| 256 40 12 77 25 18 ( 172 ) 40 16 45 40 70 ( 211 ) [[ 383 ]] | ||
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