526  WorkRate1
1

Name : _________________

 

refresh

10 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 6 days. How many days would it take if there were only 2 people?



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



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



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



14 people can do a job in 8 days. How many days would it take if there were only 7 people?



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



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



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



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



+(         )

 

(         )+

++[[          ]]++

526    35 36 18 32 18 ( 139 )   16 45 49 60 35 ( 205 )   [[ 344 ]]