#### 487.5
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- Increased speed = 75 km/h * 1.25 = 93.75 km/h.
- Distance in next 2 hours = 93.75 km/h * 2 = 187.5 km.
- Total distance = 300 km + 187.5 km = 487.5 km.
- A rectangle has a length that is twice its width. If the width is increased by 3 units and the length is decreased by 2 units, the area becomes 24 square units. What were the original dimensions?
- New width = w + 3, new length = 2w - 2.
- Area = (w + 3)(2w - 2) = 24.
