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137 WorkRate1 |
Name : _________________ |
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54 people can do a job in 7 days. How many days would it take if there were only 9 people? |
20 people can do a job in 8 days. How many days would it take if there were only 5 people? |
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| 137 42 24 25 40 27 ( 158 ) 32 63 14 70 49 ( 228 ) [[ 386 ]] | ||
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