The following pie chart represents the total expenditure of ₹12,00,000 on several items in construction of a house in a village. The percentage of the total expenditures spent on Cement, Wood and Plastic (correct to 2 decimal places) is:

18.65% 25.25% 30.25% 42.22%

42.22%

Percentage of expenditure on cement , wood & plastic = \(\frac{57º + 40º + 55º }{360º }\) × 100 = \(\frac{152º }{360º }\) × 100  = 42.22%