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760 WorkRate1 |
Name : _________________ |
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49 people can do a job in 9 days. How many days would it take if there were only 7 people? |
28 people can do a job in 8 days. How many days would it take if there were only 7 people? |
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| 760 63 70 50 60 30 ( 273 ) 32 56 16 48 42 ( 194 ) [[ 467 ]] | ||
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