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986 WorkRate1 |
Name : _________________ |
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63 people can do a job in 7 days. How many days would it take if there were only 9 people? |
49 people can do a job in 8 days. How many days would it take if there were only 7 people? |
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| 986 49 14 12 14 24 ( 113 ) 56 35 60 36 84 ( 271 ) [[ 384 ]] | ||
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