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871 WorkRate1 |
Name : _________________ |
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56 people can do a job in 12 days. How many days would it take if there were only 8 people? |
16 people can do a job in 7 days. How many days would it take if there were only 4 people? |
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| 871 84 30 72 30 28 ( 244 ) 28 12 15 70 20 ( 145 ) [[ 389 ]] | ||
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