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316 WorkRate1 |
Name : _________________ |
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21 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 5 days. How many days would it take if there were only 3 people? |
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| 316 35 10 50 35 18 ( 148 ) 20 77 22 77 42 ( 238 ) [[ 386 ]] | ||
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