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288 WorkRate1 |
Name : _________________ |
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18 people can do a job in 5 days. How many days would it take if there were only 3 people? |
21 people can do a job in 8 days. How many days would it take if there were only 7 people? |
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| 288 30 70 40 55 18 ( 213 ) 24 48 56 42 60 ( 230 ) [[ 443 ]] | ||
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