Table: radio_stations_29
Columns: call_sign
frequency_mhz
city_of_license
erp_w
class
fcc_info

Question: Name the sum of ERP W for class of d and frequency mhz of 98.7
SQL: SELECT SUM("erp_w") FROM radio_stations_29 WHERE "class" = 'd' AND "frequency_mhz" = 98.7

Question: Name the ERP W with a frequency mhz more than 93.3 and city license of washington, georgia
SQL: SELECT "erp_w" FROM radio_stations_29 WHERE "frequency_mhz" > 93.3 AND "city_of_license" = 'washington, georgia'