305  WorkRate1
1

Name : _________________

 

refresh

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



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



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



42 people can do a job in 11 days. How many days would it take if there were only 6 people?



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



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



24 people can do a job in 6 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 6 people?



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



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



+(         )

 

(         )+

++[[          ]]++

305    36 27 28 77 72 ( 240 )   18 36 35 15 48 ( 152 )   [[ 392 ]]