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870 WorkRate1 |
Name : _________________ |
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40 people can do a job in 10 days. How many days would it take if there were only 8 people? |
24 people can do a job in 8 days. How many days would it take if there were only 8 people? |
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| 870 50 42 40 20 20 ( 172 ) 24 54 49 48 66 ( 241 ) [[ 413 ]] | ||
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