Question : Directions: By Interchanging the given two numbers which of the following equations will be correct?
7 and 3

Option 1: 3 ÷ 1 – 7 × 2 + 4 = 8

Option 2: 3 × 2 + 7 – 6 ÷ 3 = 18

Option 3: 3 + 7 × 4 – 6 ÷ 2 = 20

Option 4: 7 + 3 × 2 – 4 ÷ 1 = 13

Question : Find the value of the given expression.
$1755 \div 39 \times(8-28 \div 4)-2$

Option 1: – 315

Option 2: – 45

Option 3: 270

Option 4: 43

Question : Simplify the given expression.
$18 \div 3$ of $2 \times 5+72 \div 18$ of $2 \times 3-4 \div 8 \times 2$

Option 1: $20$

Option 2: $\frac{20}{3}$

Option 3: $\frac{25}{3}$

Option 4: $25$

Question : Directions: By interchanging the given two signs and numbers which of the following equations will be correct?
+ and –, 7 and 6

Option 1: 4 × 7 + 6 – 3 ÷ 1 = 20

Option 2: 8 × 7 + 5 ÷ 1 – 6 = 17

Option 3: 7 – 6 × 3 + 4 ÷ 1 = 8

Option 4: 7 × 2 – 6 + 4 ÷ 2 = 13

Question : Simplify the following expression.
$(2 \times 7-5+9 \div 3) \div(4+2)^2 \times 2$

Option 1: $2$

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

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

Option 4: $1.5$