597  WorkRate1
1

Name : _________________

refresh

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



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



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



12 people can do a job in 8 days. How many days would it take if there were only 3 people?



10 people can do a job in 9 days. How many days would it take if there were only 2 people?

24 people can do a job in 7 days. How many days would it take if there were only 4 people?



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



8 people can do a job in 9 days. How many days would it take if there were only 2 people?



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



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

+(         )

(         )+

++[[          ]]++