566  WorkRate1
1

Name : _________________

 

refresh

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



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



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



24 people can do a job in 6 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 8 people?



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



12 people can do a job in 11 days. How many days would it take if there were only 2 people?



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



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



48 people can do a job in 9 days. How many days would it take if there were only 8 people?



+(         )

 

(         )+

++[[          ]]++

566    48 35 28 24 36 ( 171 )   21 66 70 60 54 ( 271 )   [[ 442 ]]