687  WorkRate1
1

Name : _________________

 

refresh

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



28 people can do a job in 10 days. How many days would it take if there were only 4 people?



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



56 people can do a job in 6 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 3 people?



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



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



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



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



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



+(         )

 

(         )+

++[[          ]]++

687    24 70 24 42 20 ( 180 )   15 48 49 27 15 ( 154 )   [[ 334 ]]