366  WorkRate1
1

Name : _________________

 

refresh

18 people can do a job in 9 days. How many days would it take if there were only 3 people?



49 people can do a job in 5 days. How many days would it take if there were only 7 people?



20 people can do a job in 8 days. How many days would it take if there were only 5 people?



20 people can do a job in 7 days. How many days would it take if there were only 5 people?



4 people can do a job in 9 days. How many days would it take if there were only 2 people?



21 people can do a job in 11 days. How many days would it take if there were only 7 people?



54 people can do a job in 12 days. How many days would it take if there were only 9 people?



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



48 people can do a job in 9 days. How many days would it take if there were only 8 people?



36 people can do a job in 9 days. How many days would it take if there were only 6 people?



+(         )

 

(         )+

++[[          ]]++

366    54 35 32 28 18 ( 167 )   33 72 42 54 54 ( 255 )   [[ 422 ]]