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264 WorkRate1 |
Name : _________________ |
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4 people can do a job in 9 days. How many days would it take if there were only 2 people? |
30 people can do a job in 10 days. How many days would it take if there were only 6 people? |
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| 264 18 27 30 63 40 ( 178 ) 50 12 30 10 10 ( 112 ) [[ 290 ]] | ||
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