Question

population density of punjab

Answer 1

Punjab is a state in northern India. Forming part of the larger Punjab region, the state is bordered by the Indian states of Jammu and Kashmir to the north, Himachal Pradesh to the east, Haryana to the south and southeast, Rajasthan to the southwest, and the Pakistani province of Punjab to the west. The state covers an area of 50,362 square kilometres, 1.53% of India's total geographical area. It is the 20th-largest Indian state by area. With 27,704,236 inhabitants at the 2011 census, Punjab is the 16th-largest state by population, comprising 22 districts. Punjabi is the most widely spoken and official language of the state. The main ethnic group are the Punjabis, with Punjabi Sikhs (57.7%) forming the demographic majority, followed by Hindus (38.5%). The state capital is Chandigarh, a Union Territory and also the capital of the neighboring state of Haryana. The five rivers from which the region took its name were Sutlej, Ravi, Beas, Chenab and Jhelum; Sutlej, Ravi and Beas are part of the Indian Punjab

Answer 2

From web search:

Total population of Punjab = 27704236 (As per last census)
Total Area  of Punjab = 50362 sq km

Population density = Tot population/ Tot area = 27704236/50362 = 550 people/ sq km.