603  WorkRate1
1

Name : _________________

 

refresh

10 people can do a job in 9 days. How many days would it take if there were only 5 people?



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



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



21 people can do a job in 9 days. How many days would it take if there were only 3 people?



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



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



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



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



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



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



+(         )

 

(         )+

++[[          ]]++

603    18 30 56 63 60 ( 227 )   60 30 44 18 27 ( 179 )   [[ 406 ]]