Ibrar bought a house for £145 000 The value of the house depreciated by 4% in the first year. The value of the house depreciated by 2.5% in the second year. Ibrar says, "4 + 2.5 = 6.5 so in two years the value of my house depreciated by 6.5%" (a) Is Ibrar right?

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8