What is the total area of the Arkansas River outlet with a % in-state of a021 100%?
CREATE TABLE table_7720 (
    "Basin" text,
    "Outlet" text,
    "Total Area" text,
    "In-State Area" text,
    "% In-State" text
)
SELECT "Total Area" FROM table_7720 WHERE "Outlet" = 'arkansas river' AND "% In-State" = 'a021 100%'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the total area of the Arkansas River outlet with a % in-state of a021 100%? ### Input: CREATE TABLE table_7720 (
    "Basin" text,
    "Outlet" text,
    "Total Area" text,
    "In-State Area" text,
    "% In-State" text
) ### Response: SELECT "Total Area" FROM table_7720 WHERE "Outlet" = 'arkansas river' AND "% In-State" = 'a021 100%'