221 WorkRate1 |
Name : _________________ |
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14 people can do a job in 12 days. How many days would it take if there were only 2 people? |
40 people can do a job in 10 days. How many days would it take if there were only 8 people? |
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221 84 60 27 77 21 ( 269 ) 50 70 18 48 36 ( 222 ) [[ 491 ]] | ||
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