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291 WorkRate1 |
Name : _________________ |
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6 people can do a job in 5 days. How many days would it take if there were only 3 people? |
42 people can do a job in 5 days. How many days would it take if there were only 7 people? |
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| 291 10 18 30 35 30 ( 123 ) 30 12 20 18 12 ( 92 ) [[ 215 ]] | ||
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