Question : What is the value of $\frac{43 \times 2–21\ \text {of}\ 4}{28–7\ \text {of}\ 5+9}$?

Option 1: 3

Option 2: 2

Option 3: 4

Option 4: 1

Question : What is the value of (A × B) if A = 7 × 21 ÷ 49 - 8 × 7 ÷ 16 and B = 12 ÷ 6 – 3 × 2 + 5 × 3.

Option 1: –7

Option 2: –4.5

Option 3: –6

Option 4: –5.5

Question : If P = 7 × 4 – 3, Q = 8 ÷ 4 + 2, and R = 14 ÷ 21 × 9, then what is the value of P × Q + R?

Option 1: 96

Option 2: 112

Option 3: 108

Option 4: 106

Question : If $(7 x+y):(7 x–y)=7: 2$, then what is the value of $x: y$?

Option 1: 9 : 35

Option 2: 11 : 42

Option 3: 6 : 41

Option 4: 17 : 52

Question : If ${A}=3+7 \times 2, {~B}=12 \div 4-6$, and ${C}=6 \times 5+2$, then what is the value of ${A} \times {B}+{C}$ ?

Option 1: –22

Option 2: –19

Option 3: –25

Option 4: –26