897 WorkRate1 |
Name : _________________ |
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48 people can do a job in 9 days. How many days would it take if there were only 8 people? |
42 people can do a job in 10 days. How many days would it take if there were only 6 people? |
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( )+ |
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897 54 42 14 40 30 ( 180 ) 70 18 16 30 42 ( 176 ) [[ 356 ]] | ||
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