The two-way table shows the number of students in a school who have cats and/or dogs as pets. How many more students have cats than dogs?

25

22

7

3

How do i do this? i don’t understand

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

Standard deviation of 19,29,21,22,23