The pie chart given below shows the amount spent by a house wife on 8 different articles. The total amount spent on all these 8 articles is Rs. 40000. Amount spent on a particular article is shown as a percentage of total amount spent on all these 8 articles.

Which of the following statement is correct?

I. The total amount spent by a house wife on articles W and R is Rs. 7600.

Il. The sum of central angle formed by sector S and T are 105.2 degree.