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157 WorkRate1 |
Name : _________________ |
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54 people can do a job in 12 days. How many days would it take if there were only 9 people? |
24 people can do a job in 5 days. How many days would it take if there were only 6 people? |
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| 157 72 22 60 25 28 ( 207 ) 20 42 24 63 84 ( 233 ) [[ 440 ]] | ||
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