146  WorkRate1
1

Name : _________________

 

refresh

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



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



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



21 people can do a job in 6 days. How many days would it take if there were only 7 people?



56 people can do a job in 5 days. How many days would it take if there were only 8 people?



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



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



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



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



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



+(         )

 

(         )+

++[[          ]]++

146    48 14 42 18 35 ( 157 )   60 70 42 14 45 ( 231 )   [[ 388 ]]