A contractor purchases some tiles in order to mend a floor. They check that the replacement tiles have the same dimensions as the tiles already on the floor.
The tiles on the floor measure 25 cm × 20 cm × 0.30 cm. The replacement tiles are shown in Fig. 2.1.
(a(i))[1]
State the name of a suitable instrument to measure both the length and the width of each tile.
(a(ii))[3]
Describe how to find the average thickness of one new tile.
(b(i))[1]
Calculate the volume of the tile.
(b(ii))[4]
Calculate the density of the tile. Include the unit in your answer.
(b(iii))[3]
Calculate the weight of the tile.
Worked solution & mark scheme
This 12-mark question has a full step-by-step worked solution and mark scheme. One marking point: “A rule, metre stick or tape measure” …