a)
Based on the pie chart, we can see that one-third of the customers chose the blue color.
Answer a: Blue
b)
Based on the pie chart, the portion corresponding to white and blue is approximately half the pie chart, meaning ≈50%.
Answer b: ≈50%.
c)
Based on the size of the portion Other, we can conclude that the portion Grey is ≈18%.
Answer c: ≈18%.