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469 WorkRate1 |
Name : _________________ |
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16 people can do a job in 6 days. How many days would it take if there were only 4 people? |
63 people can do a job in 10 days. How many days would it take if there were only 9 people? |
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| 469 24 40 50 55 18 ( 187 ) 70 36 25 20 70 ( 221 ) [[ 408 ]] | ||
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