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971 WorkRate1 |
Name : _________________ |
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45 people can do a job in 10 days. How many days would it take if there were only 9 people? |
42 people can do a job in 10 days. How many days would it take if there were only 7 people? |
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| 971 50 36 24 63 60 ( 233 ) 60 21 36 66 27 ( 210 ) [[ 443 ]] | ||
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