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389 WorkRate1 |
Name : _________________ |
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18 people can do a job in 5 days. How many days would it take if there were only 3 people? |
12 people can do a job in 11 days. How many days would it take if there were only 4 people? |
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| 389 30 28 49 24 60 ( 191 ) 33 21 84 36 54 ( 228 ) [[ 419 ]] | ||
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