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644 WorkRate1 |
Name : _________________ |
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12 people can do a job in 12 days. How many days would it take if there were only 6 people? |
36 people can do a job in 10 days. How many days would it take if there were only 6 people? |
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++[[ ]]++ |
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| 644 24 48 20 63 60 ( 215 ) 60 18 36 66 24 ( 204 ) [[ 419 ]] | ||
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