545 WorkRate1 |
Name : _________________ |
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10 people can do a job in 8 days. How many days would it take if there were only 5 people? |
54 people can do a job in 10 days. How many days would it take if there were only 9 people? |
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545 16 36 30 63 12 ( 157 ) 60 45 77 35 24 ( 241 ) [[ 398 ]] | ||
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