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257 WorkRate1 |
Name : _________________ |
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10 people can do a job in 10 days. How many days would it take if there were only 2 people? |
12 people can do a job in 12 days. How many days would it take if there were only 6 people? |
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| 257 50 35 15 28 49 ( 177 ) 24 25 42 55 50 ( 196 ) [[ 373 ]] | ||
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