312  WorkRate1
1

Name : _________________

 

refresh

18 people can do a job in 11 days. How many days would it take if there were only 3 people?



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



45 people can do a job in 6 days. How many days would it take if there were only 9 people?



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



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



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



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



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



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



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



+(         )

 

(         )+

++[[          ]]++

312    66 42 30 60 30 ( 228 )   27 36 24 54 42 ( 183 )   [[ 411 ]]