Plz help i am not really great with math will give branilist if right

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

What is another way to express 36 +32

What expression is equivalent to log3(x+4)