275  WorkRate1
1

Name : _________________

 

refresh

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



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



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



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



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



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



16 people can do a job in 5 days. How many days would it take if there were only 4 people?



12 people can do a job in 8 days. How many days would it take if there were only 2 people?



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



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



+(         )

 

(         )+

++[[          ]]++

275    24 30 20 30 42 ( 146 )   16 20 48 48 44 ( 176 )   [[ 322 ]]