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357 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 6 days. How many days would it take if there were only 7 people? |
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| 357 10 18 36 35 42 ( 141 ) 36 21 20 24 21 ( 122 ) [[ 263 ]] | ||
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