867  WorkRate1
1

Name : _________________

 

refresh

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



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



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



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



15 people can do a job in 6 days. How many days would it take if there were only 5 people?



28 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 7 people?



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



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



12 people can do a job in 5 days. How many days would it take if there were only 3 people?



+(         )

 

(         )+

++[[          ]]++

867    36 70 24 10 18 ( 158 )   42 30 16 42 20 ( 150 )   [[ 308 ]]