371  WorkRate1
1

Name : _________________

refresh

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



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



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



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



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

15 people can do a job in 10 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?



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



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



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

+(         )

(         )+

++[[          ]]++