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521 WorkRate1 |
Name : _________________ |
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10 people can do a job in 8 days. How many days would it take if there were only 5 people? |
56 people can do a job in 6 days. How many days would it take if there were only 8 people? |
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| 521 16 48 22 24 32 ( 142 ) 42 22 25 32 42 ( 163 ) [[ 305 ]] | ||
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