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355 WorkRate1 |
Name : _________________ |
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18 people can do a job in 11 days. How many days would it take if there were only 3 people? |
28 people can do a job in 5 days. How many days would it take if there were only 7 people? |
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| 355 66 49 50 25 24 ( 214 ) 20 70 22 56 56 ( 224 ) [[ 438 ]] | ||
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