CREATE TABLE "institutions" (
  "school" text,
  "location" text,
  "control" text,
  "type" text,
  "enrollment" real,
  "founded" real
);

Question: Name the minimum enrollment for montana tech of the university of montana
SQL: SELECT MIN("enrollment") FROM "institutions" WHERE "school"='Montana Tech of the University of Montana';

Question: Name the location when control is private and founded is 1870
SQL: SELECT "location" FROM "institutions" WHERE "control"='Private' AND "founded"=1870;