Question : If A : B = 2 : 5, B : C = 4 : 3, and C : D = 2 : 1, what is the value of A : C : D?

Option 1: 6 : 5 : 2

Option 2: 7 : 20 : 10

Option 3: 8 : 30 : 15

Option 4: 16 : 30 : 15

Question : Directions: If A indicates >; B indicates <; C indicates =; D indicates +; E indicates –; F indicates ×; G indicates ÷; then which of the following options is true?

Option 1: (5 D 6) A (6 D 12) A (13 D 6)

Option 2: (5 D 6) A (4 D 3) A (3 D 3)

Option 3: (35 E 15) C (5 F 5) A (20 G 4)

Option 4: (27 G 3) C (75 G 5) C (6 F 2)

Question : The arithmetic mean of the following numbers
1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7 is:

Option 1: 4

Option 2: 5

Option 3: 14

Option 4: 20

Question : If A : B = 2 : 3, B : C = 6 : 7, C : D = 14 : 3, then find A : B : C : D.

Option 1: 12 : 12 : 4 : 6

Option 2: 7 : 2 : 10 : 4

Option 3: 8 : 12 : 14 : 3

Option 4: 8 : 5 : 14 : 6