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**Question**

25) The dimensions of a rectangular floor are to the nearest 0.1 metres.

A force of 345 Newtons is applied to the floor.

The force is to the nearest 5 Newtons.

The force is to the nearest 5 Newtons.

Work out the upper bound of the pressure.

Give your answer to 4 significant figures.

You

Give your answer to 4 significant figures.

You

**must**show your working.**[5 marks]**