560  WorkRate1
1

Name : _________________

 

refresh

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



6 people can do a job in 7 days. How many days would it take if there were only 3 people?



25 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?



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



10 people can do a job in 11 days. How many days would it take if there were only 5 people?



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



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



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



20 people can do a job in 9 days. How many days would it take if there were only 4 people?



+(         )

 

(         )+

++[[          ]]++

560    20 14 40 30 44 ( 148 )   22 49 15 84 45 ( 215 )   [[ 363 ]]