CREATE TABLE table_47028 ("Branding" TEXT, "Callsign" TEXT, "Frequency" TEXT, "Power  ( kW ) " TEXT, "Location" TEXT)

What is the Power (kW) for the station with the frequency of 98.7mhz?
SELECT "Power (kW)" FROM table_47028 WHERE "Frequency" = '98.7mhz'
SELECT "Power (kW)" FROM "table_47028" WHERE "Frequency" = '98.7mhz'