27. Exemplar exercise problems VII

1. Monthly salary of a person is \(Rs \ 15000\). The central angle of the sector representing his expenses on food and house rent on a pie chart is \(60^\circ\). The amount he spends on food and house rent is

 

2. The following pie chart gives the distribution of constituents in the human body. The central angle of the sector showing the distribution of protein and other constituents is