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291 WorkRate1 |
Name : _________________ |
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6 people can do a job in 7 days. How many days would it take if there were only 3 people? |
35 people can do a job in 8 days. How many days would it take if there were only 7 people? |
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| 291 14 33 66 84 30 ( 227 ) 40 18 28 10 24 ( 120 ) [[ 347 ]] | ||
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