Question : Directions: How many 8 are followed by an even number and preceded by an odd number?
1 8 4 3 8 1 4 8 3 2 8 7 8 4 8 5 6 8 7 8 4 1 8 6

Option 1: 3

Option 2: 4

Option 3: 9

Option 4: 5

Question : Directions: If 20 × 5 = 4 and 48 × 12 = 4, then 77 × 11 = ?

Option 1: 7

Option 2: 4

Option 3: 847

Option 4: 10

Question : Directions: By interchanging the given two numbers (not digits) which of the following equations will not be correct?
5 and 6

Option 1: 6 × 8 – 5 × 4 = 16

Option 2: 5 × 2 – 4 + 6 = 13

Option 3: 5 – 3 × 6 + 4 = –3

Option 4: 6 – 5 + 2 = 1

Question : Directions: If 2 + 3 + 5 = 30; 3 + 4 + 6 = 72; 5 + 6 + 2 = 60; then 5 + 4 + 0 = ?

Option 1: 40

Option 2: 30

Option 3: 0

Option 4: None

Question : If A = 2³ ×  3⁷, B = 2⁷ ×  3⁵ and C = 2⁸ × 3⁴, then what is the least common multiple of A, B and C?

Option 1: 2⁷× 3⁷

Option 2: 2⁶ × 3⁷

Option 3: 2⁸ × 3⁷

Option 4: 2⁹ × 3⁷