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821 WorkRate1 |
Name : _________________ |
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14 people can do a job in 8 days. How many days would it take if there were only 7 people? |
40 people can do a job in 7 days. How many days would it take if there were only 8 people? |
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| 821 16 60 24 32 20 ( 152 ) 35 60 36 18 15 ( 164 ) [[ 316 ]] | ||
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