Calm period is the percentage of time during which wind intensity is less than______________?
		A. 4.8 kmph
B. 6.4 kmph
C. 8.0 kmph
D. 9.6 kmph
		A. 4.8 kmph
B. 6.4 kmph
C. 8.0 kmph
D. 9.6 kmph
		A. 1.0, 1.5 and 1.5
B. 1.0, 1.5 and 2.0
C. 1.5, 1.5 and 2.0
D. 2.0, 2.0 and 2.0
		A. 3 m and 30 m
B. 4.2 m and 30 m
C. 4.2 m and 50 m
D. 3 m and 45 m
		1. runway orientation
2. estimating the runway capacity
3. geometric design of holding apron 
select the correct answer?
A. 1 and 2 are correct
B. 2 and 3 are correct
C. 1 and 3 are correct
D. 1 alone is correct
		A. 3 m from runway end
B. 6 m from runway end
C. 10 m from runway end
D. 15m from runway end
		Select your answer based on coding system given below
A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true but R is not the correct explanation of A
C. A is true but R is false
D. A is false but R is true
		A. 150 m
B. 300 m
C. 600 m
D. 750 m