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564 WorkRate1 |
Name : _________________ |
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15 people can do a job in 6 days. How many days would it take if there were only 5 people? |
63 people can do a job in 7 days. How many days would it take if there were only 9 people? |
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| 564 18 20 10 14 60 ( 122 ) 49 24 40 33 20 ( 166 ) [[ 288 ]] | ||
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