164  WorkRate1
1

Name : _________________

refresh

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



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



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



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



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

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



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



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



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



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

+(         )

(         )+

++[[          ]]++