A power transmission mechanism consists of a belt drive and a gear train as shown in the figure.

Diameters of pulleys of belt drive and number of teeth $\text{(T)}$ on the gears $2$ to $7$ are indicated in the figure. The speed and direction of rotation of gear $7$, respectively, are

1. $\text{255.68 rpm}$; clockwise
2. $\text{255.68 rpm}$; anticlockwise
3. $\text{575.28 rpm}$; clockwise
4. $\text{575.28 rpm}$; anticlockwise