404  WorkRate1
1

Name : _________________

refresh

8 people can do a job in 10 days. How many days would it take if there were only 4 people?



9 people can do a job in 11 days. How many days would it take if there were only 3 people?



36 people can do a job in 10 days. How many days would it take if there were only 6 people?



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



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

48 people can do a job in 10 days. How many days would it take if there were only 8 people?



27 people can do a job in 11 days. How many days would it take if there were only 9 people?



12 people can do a job in 10 days. How many days would it take if there were only 3 people?



12 people can do a job in 6 days. How many days would it take if there were only 4 people?



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

+(         )

(         )+

++[[          ]]++