319  WorkRate1
1

Name : _________________

 

refresh

21 people can do a job in 6 days. How many days would it take if there were only 3 people?



6 people can do a job in 7 days. How many days would it take if there were only 3 people?



54 people can do a job in 10 days. How many days would it take if there were only 9 people?



24 people can do a job in 11 days. How many days would it take if there were only 4 people?



24 people can do a job in 11 days. How many days would it take if there were only 6 people?



35 people can do a job in 9 days. How many days would it take if there were only 7 people?



16 people can do a job in 8 days. How many days would it take if there were only 8 people?



6 people can do a job in 8 days. How many days would it take if there were only 2 people?



14 people can do a job in 8 days. How many days would it take if there were only 7 people?



4 people can do a job in 11 days. How many days would it take if there were only 2 people?



+(         )

 

(         )+

++[[          ]]++

319    42 14 60 66 44 ( 226 )   45 16 24 16 22 ( 123 )   [[ 349 ]]