Can someone help with the SQL Statement based on their respective query? Again, Thank you

Aggregate functions: sum(), count), avg(), max(), min0) 24 What is the total amount paid by insurance? 25 What is the maximum, minimum, total, and average invoice amount in our facility? 26 27 28 How many billing records we have in the billing table From how many unique cities are our patients? Calculate the 20% increased invoice amount and call it IncreasedAmount, Sort by invoice number, and visitIR Show al 29 Show the patit lastname, firstname in one column and call it FulName and patient email in another column so that we can send them emails about a new reventive medicine 30 How many visits were there for each invoice item? 31 Show the number of visits for each invoice item where the number of visits is greater than 2. 32 Show the number of patients in each city and zip code. Sort by city and zip Show the number of patients in every city and zip code where the number of patients is greater than 3 Sort and zip