The length and width of a rectangle are measured to be 8 cm and 5 cm respectively, to the nearest centimetre.
What are the lower and upper bounds for the area of the rectangle?
- 28 cm² and 54 cm²
- 36 cm² and 42 cm²
- 38.25 cm² and 41.25 cm²
- 33.75 cm² and 46.75 cm²