Database: california_schools
Question: How many schools in Amador which the Low Grade is 9 and the High Grade is 12?
SQL: SELECT COUNT(T1.`School Name`) FROM frpm AS T1 INNER JOIN schools AS T2 ON T1.CDSCode = T2.CDSCode WHERE T2.County = 'Amador' AND T1.`Low Grade` = 9 AND T1.`High Grade` = 12