Question : $\frac{1}{3-\sqrt{8}}-\frac{1}{\sqrt{8}-\sqrt{7}}+\frac{1}{\sqrt{7}-\sqrt{6}}-\frac{1}{\sqrt{6}-\sqrt{5}}+\frac{1}{\sqrt{5}-2}=?$

Option 1: 5

Option 2: 4

Option 3: 3

Option 4: 2

Question : Directions: A series of figures are given which can be grouped into classes. Select from the alternatives one set of groups into which the figures can be classified.

Option 1: 1, 3, 6; 2, 4, 6; 5, 7, 9

Option 2: 1, 4, 9; 3, 6, 8; 2, 5, 7

Option 3: 3, 4, 7; 9, 8, 7; 4, 3, 1

Option 4: 2, 3, 6; 9, 3, 4; 6, 3, 2

Question : In a volleyball game, each team comprise how many players?

Option 1: 5

Option 2: 6

Option 3: 8

Option 4: 7

Question : The value of $8-3 \div 6$ of $2+\left(4 \div 4\right.$ of $\left.\frac{1}{4}\right) \div 8+\left(4 \times 8 \div \frac{1}{4}\right) \times \frac{1}{8}$ is:

Option 1: $\frac{7}{4}$

Option 2: $-\frac{97}{4}$

Option 3: $-\frac{7}{4}$

Option 4: $\frac{97}{4}$

Question : How many positive factors of 40 are there?

Option 1: 3

Option 2: 12

Option 3: 6

Option 4: 8