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444 WorkRate1 |
Name : _________________ |
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18 people can do a job in 11 days. How many days would it take if there were only 6 people? |
28 people can do a job in 9 days. How many days would it take if there were only 4 people? |
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| 444 33 36 36 15 33 ( 153 ) 63 32 50 45 66 ( 256 ) [[ 409 ]] | ||
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