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287 WorkRate1 |
Name : _________________ |
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8 people can do a job in 5 days. How many days would it take if there were only 2 people? |
49 people can do a job in 8 days. How many days would it take if there were only 7 people? |
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| 287 20 50 60 16 36 ( 182 ) 56 44 40 70 28 ( 238 ) [[ 420 ]] | ||
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