Answer 6th question please immediately Share with your friends Share 0 Shruti Tyagi answered this Dear student, We know that,Total degree of pie chart=360°Degree of country P=Total degree of pie chart-Degree of country Q+Degree of country R+Degree of country S+Degree of country T=360°-45°+135°+90°+18°=360°-288°=72°% of participant of country P=Degree of country PTotal degree of pie chart×100=72°360°×100%=20%thus option D is correct. Regards 0 View Full Answer