Question : Directions: If + means −, − means ×, × means ÷, and ÷ means +, what will be the value of the following expression?
5 ÷ 5 + 5 – 10 × 10 = ?

Option 1: 15

Option 2: 4

Option 3: 5

Option 4: 10

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 which of the following equations will be not correct?
– and ×

Option 1: 20 × 12 + 6 – 16 ÷ 8 = 20

Option 2: 16 × 91 ÷ 13 + 5 – 3 = 24

Option 3: 20 × 8 – 4 ÷ 2 + 3 = 7

Option 4: 4 × 5 – 36 ÷ 6 + 10 = 10

Question : Directions: If + means −, − means ×, × means ÷, and ÷ means +, what will be the value of the following expression?
3 ÷ 6 + 3 – 4 × 4 = ?

Option 1: 8

Option 2: 5

Option 3: 6

Option 4: 4

Question : Directions: By interchanging the given two signs which of the following equations will be not correct?
× and –

Option 1: 15 + 5 ÷ 1 – 9 × 4 = 70

Option 2: 5 – 6 × 3 + 16 ÷ 4 = 31

Option 3: 11 + 6 × 3 – 8 ÷ 2 = 5

Option 4: 15 – 4 × 3 + 6 ÷ 1 = 63