250  WorkRate1
1

Name : _________________

 

refresh

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



40 people can do a job in 10 days. How many days would it take if there were only 8 people?



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



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



21 people can do a job in 6 days. How many days would it take if there were only 3 people?



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



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



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



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



15 people can do a job in 10 days. How many days would it take if there were only 3 people?



+(         )

 

(         )+

++[[          ]]++

250    56 50 20 55 42 ( 223 )   24 42 42 28 50 ( 186 )   [[ 409 ]]