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178 WorkRate1 |
Name : _________________ |
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6 people can do a job in 6 days. How many days would it take if there were only 2 people? |
42 people can do a job in 7 days. How many days would it take if there were only 6 people? |
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| 178 18 40 70 20 36 ( 184 ) 49 33 35 30 40 ( 187 ) [[ 371 ]] | ||
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