807  WorkRate1
1

Name : _________________

 

refresh

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



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



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



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



12 people can do a job in 8 days. How many days would it take if there were only 6 people?



9 people can do a job in 10 days. How many days would it take if there were only 3 people?



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



42 people can do a job in 9 days. How many days would it take if there were only 6 people?



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



36 people can do a job in 12 days. How many days would it take if there were only 6 people?



+(         )

 

(         )+

++[[          ]]++

807    35 48 48 20 16 ( 167 )   30 55 63 45 72 ( 265 )   [[ 432 ]]