In a pie chart representing the marks obtained by a student in different subjects, the total marks obtained are 720. If the sum of the marks obtained in Science and Mathematics is 260, what is the central angle (in degrees) formed by these two subjects together?

In a pie chart representing professionals, if journalists constitute 15% and engineers constitute 25% of the total population, what is the central angle corresponding to journalists and engineers together?

Study the given pie chart details carefully and answer the question that follows. In a pie chart representing the sales distribution of Shop B in March, the central angle allocated for the sale of purses is 36°. If the total sales of Shop B in March is Rs. 2,40,000, what would be the sales value of purses for Shop B?