186  WorkRate1
1

Name : _________________

refresh

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



30 people can do a job in 6 days. How many days would it take if there were only 5 people?



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



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



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

6 people can do a job in 9 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?



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



12 people can do a job in 7 days. How many days would it take if there were only 2 people?



30 people can do a job in 11 days. How many days would it take if there were only 5 people?

+(         )

(         )+

++[[          ]]++