Question : Find the average of the first fifteen multiples of 11.

Option 1: 55

Option 2: 35.5

Option 3: 88

Option 4: 77

Question : What is the value of $\frac{66-55+44-33+22}{13 \times 3+2 \times 3-1}$?

Option 1: 1

Option 2: 4

Option 3: 11

Option 4: 44

Question : What is the Highest Common Factor of $\frac{4}{55}$, $\frac{2}{11}$, and $\frac{8}{22}$?

Option 1: $\frac{1}{66}$

Option 2: $\frac{3}{88}$

Option 3: $\frac{2}{55}$

Option 4: $\frac{1}{55}$

Question : What is the average of the squares of the first five natural numbers?

Option 1: 11.5

Option 2: 10

Option 3: 12.5

Option 4: 11

Question : What is the compounded ratio of (2 : 5), (5 : 11), and (33 : 8)?

Option 1: 3 : 4

Option 2: 2 : 11

Option 3: 33 : 5

Option 4: 2 : 5