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826 WorkRate1 |
Name : _________________ |
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21 people can do a job in 10 days. How many days would it take if there were only 7 people? |
18 people can do a job in 12 days. How many days would it take if there were only 6 people? |
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| 826 30 24 49 30 40 ( 173 ) 36 48 49 21 56 ( 210 ) [[ 383 ]] | ||
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