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189 WorkRate1 |
Name : _________________ |
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12 people can do a job in 9 days. How many days would it take if there were only 2 people? |
24 people can do a job in 10 days. How many days would it take if there were only 6 people? |
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| 189 54 16 35 50 44 ( 199 ) 40 63 21 84 63 ( 271 ) [[ 470 ]] | ||
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