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195 WorkRate1 |
Name : _________________ |
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14 people can do a job in 9 days. How many days would it take if there were only 2 people? |
10 people can do a job in 7 days. How many days would it take if there were only 2 people? |
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| 195 63 55 54 36 49 ( 257 ) 35 45 18 12 18 ( 128 ) [[ 385 ]] | ||
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