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156 WorkRate1 |
Name : _________________ |
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45 people can do a job in 8 days. How many days would it take if there were only 9 people? |
12 people can do a job in 10 days. How many days would it take if there were only 6 people? |
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| 156 40 42 44 48 16 ( 190 ) 20 55 56 45 66 ( 242 ) [[ 432 ]] | ||
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