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 : P = 18 × 9 ÷ 6 + 5 × 15 ÷ 25 and Q = 15 ÷ 5 × 5 – 25 ÷ 5, what is the value of (P ÷ Q)?

Option 1: 2.5

Option 2: 2

Option 3: 3

Option 4: 1.5

Question : Directions: After interchanging which two signs, the value of the given equation will be 1?
3 ÷ 1 + 6 × 2 – 5

Option 1: + and –

Option 2: ÷ and +

Option 3: × and –

Option 4: ÷ and ×

Question : Directions: After interchanging two signs and two numbers, the value of the given equation will be 6.
7 – 2 × 1 ÷ 3 + 5

Option 1: × and ÷,7 and 5

Option 2: × and ÷, 2 and 7

Option 3: + and –, 7 and 5

Option 4: × and –, 5 and 3

Question : What is the value of $\frac{91+13 \text { of }(45 ÷ 21 × 14 ÷ 5) - 22 × 4}{(42 × 21 ÷ 168 × 2) - (66 \text { of } 15 ÷ 90)}$?

Option 1: – 172

Option 2: – 81

Option 3: –162

Option 4: –144