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961 WorkRate1 |
Name : _________________ |
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16 people can do a job in 5 days. How many days would it take if there were only 8 people? |
21 people can do a job in 5 days. How many days would it take if there were only 7 people? |
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| 961 10 27 36 56 22 ( 151 ) 15 22 32 20 66 ( 155 ) [[ 306 ]] | ||
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