872 WorkRate1 |
Name : _________________ |
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24 people can do a job in 10 days. How many days would it take if there were only 8 people? |
28 people can do a job in 11 days. How many days would it take if there were only 4 people? |
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872 30 40 16 22 42 ( 150 ) 77 48 55 24 36 ( 240 ) [[ 390 ]] | ||
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