152  WorkRate1
1

Name : _________________

 

refresh

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



36 people can do a job in 7 days. How many days would it take if there were only 9 people?



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



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



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



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



21 people can do a job in 10 days. How many days would it take if there were only 7 people?



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



6 people can do a job in 5 days. How many days would it take if there were only 2 people?



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



+(         )

 

(         )+

++[[          ]]++

152    27 28 14 22 72 ( 163 )   63 30 40 15 30 ( 178 )   [[ 341 ]]