Recommended doors + windows area (% of floor area) in a school class must be:: (A) 10%, (B) 15%, (C) 20%, (D) 25%
Answer is D. Healthful school environment: Minimum recommended standards:- 1 classroom- <40 students Doors and window: Doors and window area > 25% of floor area Per capita space > 10 sq. feet Desk- minus type Natural light from left side 1 urinal per 60 students 1 sanitary latrine per 100 students.