678  WorkRate1
1

Name : _________________

 

refresh

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



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



14 people can do a job in 11 days. How many days would it take if there were only 7 people?



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



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



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



10 people can do a job in 9 days. How many days would it take if there were only 2 people?



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



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



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



+(         )

 

(         )+

++[[          ]]++

678    77 45 22 12 60 ( 216 )   70 45 32 30 20 ( 197 )   [[ 413 ]]