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669 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 6 people? |
42 people can do a job in 10 days. How many days would it take if there were only 6 people? |
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| 669 15 40 10 14 30 ( 109 ) 70 44 50 30 40 ( 234 ) [[ 343 ]] | ||
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