CREATE TABLE table_20549371_3 (epa_rated_highway_fuel_economy VARCHAR2, type_of_powertrain VARCHAR2)

What is the epa highway fuel economy for an electric suv?
SELECT epa_rated_highway_fuel_economy FROM table_20549371_3 WHERE type_of_powertrain = "Electric SUV"
SELECT "epa_rated_highway_fuel_economy" FROM "table_20549371_3" WHERE "Electric SUV" = "type_of_powertrain"