CREATE TABLE table_8749 ("Name/Designation" TEXT, "Class" TEXT, "Range  ( varies with payload weight ) " TEXT, "Payload" TEXT, "Status" TEXT)

What is the payload for Class MRBM, and a range of 1,930km?
SELECT "Payload" FROM table_8749 WHERE "Class" = 'mrbm' AND "Range (varies with payload weight)" = '1,930km'
SELECT "Payload" FROM "table_8749" WHERE "Class" = 'mrbm' AND "Range (varies with payload weight)" = '1,930km'