THIRD QUARTER

Permutation

Differentiation

Selection

Combination

selecting 10 questions to answer out of 15 questions in a test

choosing 2 literature books to buy from a variety of choices

forming a committee of councilors

assigning rooms to conference participants

Permutation

Differentiation

Selection

Combination

forming different numbers from 5 given digits

forming plate numbers of vehicles

drawing names from a box containing 200 names

arranging books in a shelf

$$11!$$

$$\frac{11!}{8!}$$

$$\frac{11!}{2!\ 2!\ 2!}$$

$$\frac{11!}{2!\ 2!\ 2!\ 2!}$$

3/4

1/4

1/3

1/2

$$P\left(A\right)+P\left(B\right)$$

$$P\left(A\right)-P\left(B\right)$$

$$P\left(A\right)+P\left(B\right)-P\left(A\cup B\right)$$

$$P\left(A\right)+P\left(B\right)-P\left(A\cap B\right)$$

$$\frac{4}{10}+\frac{3}{10}$$

$$\frac{2}{10}+\frac{5}{10}$$

$$\frac{2}{10}-\frac{5}{10}$$

$$\frac{2}{10}+\frac{7}{10}$$

3

4

5

6

7

8

9

10