The area of a piece of paper is $7\dfrac{3}{26}$ cm² and its breadth is $2\dfrac{9}{13}$ cm. Find its length and perimeter.

In the following number line, points A and B represent:

1. $-2\dfrac{1}{5}$ and $2\dfrac{3}{5}$

2. $2\dfrac{1}{5}$ and $2\dfrac{3}{5}$

3. $-1\dfrac{4}{5}$ and $2\dfrac{3}{5}$

4. $-\dfrac{1}{5}$ and $\dfrac{2}{5}$

The rational number between $\dfrac{a}{b}$ and $\dfrac{c}{d}$ is:

1. $\dfrac{1}{2}\Big(\dfrac{a}{b} - \dfrac{c}{d}\Big)$

2. $\Big(\dfrac{a - c}{b - d}\Big)$

3. $\Big(\dfrac{a + c}{b + d}\Big)$

4. $\Big(\dfrac{a + d}{b + c}\Big)$

The rational number between $\dfrac{1}{3}$ and $\dfrac{1}{2}$ is:

1. $\dfrac{3}{7}$ and $\dfrac{3}{8}$

2. $\dfrac{2}{5}$ and 0

3. $\dfrac{1}{6}$ and $\dfrac{2}{3}$

4. $\dfrac{2}{3}$ and $\dfrac{3}{2}$