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494 WorkRate1 |
Name : _________________ |
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24 people can do a job in 12 days. How many days would it take if there were only 4 people? |
15 people can do a job in 10 days. How many days would it take if there were only 5 people? |
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| 494 72 84 32 28 20 ( 236 ) 30 42 12 66 54 ( 204 ) [[ 440 ]] | ||
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