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# The average gradient of the rail line from the centre of Zafi to the bridge over...

### Question

The average gradient of the rail line from the centre of Zafi to the bridge over River Saga is approximately

A)
1:68
B)
1:65
C)
1:62
D)
1:59

### Explanation:

Gradient is $$\frac{VI}{HE}$$ and Zafi is approximately on 925m while the bridge is 740m meaning that the VI = 185m.

## Dicussion (1)

• Gradient is $$\frac{VI}{HE}$$ and Zafi is approximately on 925m while the bridge is 740m meaning that the VI = 185m.