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115 WorkRate1 |
Name : _________________ |
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36 people can do a job in 7 days. How many days would it take if there were only 9 people? |
10 people can do a job in 8 days. How many days would it take if there were only 5 people? |
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| 115 28 36 15 21 77 ( 177 ) 16 45 42 50 30 ( 183 ) [[ 360 ]] | ||
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