If the total number of commercial vehicles per day ranges from 3000 to 6000, the minimum percentage of commercial traffic to be surveyed for axle load is:

If the total number of commercial vehicles per day ranges from 3000 to

1.	If the total number of commercial vehicles per day ranges from 3000 to 6000, the minimum percentage of commercial traffic to be surveyed for axle load is:
A.	15
B.	20
C.	25
D.	30
Answer» B. 20