Civil Service Arithmetic Ability Practice Test Results

Question 1
56% answer correctly
What`s the circumference of a circle that has a diameter of 12?
18.85
75.40
37.70
710.61
Question 2
34% answer correctly
Which of the following pairs are complementary angles?
90°, 90°
45°, -45°
45°, 45°
135°, 135°
Question 3
63% answer correctly
What`s the greatest common factor of 16 and 8?
1
16
2
8