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618 WorkRate1 |
Name : _________________ |
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35 people can do a job in 12 days. How many days would it take if there were only 5 people? |
56 people can do a job in 9 days. How many days would it take if there were only 8 people? |
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| 618 84 10 20 30 70 ( 214 ) 63 20 40 70 28 ( 221 ) [[ 435 ]] | ||
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