252  WorkRate1
1

Name : _________________

 

refresh

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



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



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



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



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



30 people can do a job in 5 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?



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



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



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



+(         )

 

(         )+

++[[          ]]++

252    84 30 66 84 30 ( 294 )   25 10 48 14 10 ( 107 )   [[ 401 ]]