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494 WorkRate1 |
Name : _________________ |
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20 people can do a job in 6 days. How many days would it take if there were only 4 people? |
24 people can do a job in 7 days. How many days would it take if there were only 8 people? |
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| 494 30 30 44 20 14 ( 138 ) 21 36 84 54 72 ( 267 ) [[ 405 ]] | ||
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