791  WorkRate1
1

Name : _________________

refresh

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



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



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



20 people can do a job in 7 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 3 people?

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



10 people can do a job in 5 days. How many days would it take if there were only 2 people?



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



48 people can do a job in 11 days. How many days would it take if there were only 8 people?



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

+(         )

(         )+

++[[          ]]++