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612 WorkRate1 |
Name : _________________ |
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10 people can do a job in 12 days. How many days would it take if there were only 5 people? |
12 people can do a job in 9 days. How many days would it take if there were only 6 people? |
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| 612 24 48 24 36 22 ( 154 ) 18 50 56 66 48 ( 238 ) [[ 392 ]] | ||
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