Study the pie chart and answer the question that follows. The given pie chart shows the degree of cost incurred in different expenditure on the construction of a house. The total expenditure is ₹31,50,000. What is the percentage of expenditure on cement?

30% 25% 15% 20%

20%

Expenditure on cement = \(\frac{72 }{360}\) × 100 = 20%