CREATE TABLE table_23941 ("Type of Fare" TEXT, "Cash Fare" TEXT, "Day Pass" TEXT, "31-Day Pass" TEXT, "Monthly Pass" TEXT)

When n/a is the cash fate and n/a is the 31-day pass how many types of fare are there?
SELECT COUNT("Type of Fare") FROM table_23941 WHERE "31-Day Pass" = 'N/A' AND "Cash Fare" = 'N/A'
SELECT COUNT("Type of Fare") FROM "table_23941" WHERE "31-Day Pass" = 'N/A' AND "Cash Fare" = 'N/A'