How many contestants are 1.80 mtr. in height? 
CREATE TABLE table_27946889_2 (contestant VARCHAR, height__mtr_ VARCHAR)
SELECT COUNT(contestant) FROM table_27946889_2 WHERE height__mtr_ = "1.80"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_27946889_2 (contestant VARCHAR, height__mtr_ VARCHAR) Question: How many contestants are 1.80 mtr. in height?  [/INST] SELECT COUNT(contestant) FROM table_27946889_2 WHERE height__mtr_ = "1.80" </s>