The ratio of dogs to cats being treated at a veterinarian's office this week is 5 : 2. Suppose there are 168 dogs and cats scheduled to be treated during the week. How many cats would you expect to be treated?

How do i do this? i don’t understand

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)

If there are 825 students at cherry hill high school and 4 out of every 5 students voted in the student council election, how many students voted?