CREATE TABLE table_203_764 (id DECIMAL, "name" TEXT, "date" DECIMAL, "nation" TEXT, "displacement" TEXT, "speed" TEXT, "number" DECIMAL, "notes" TEXT)

how many tons of displacement does type b have ?
SELECT "displacement" FROM table_203_764 WHERE "name" = 'type b'
SELECT "displacement" FROM "table_203_764" WHERE "name" = 'type b'