In recent Mercer’s 2015 annual quality-of-living survey, New Delhi ranks at number 154 out of 230 cities due to bad air quality and pollution. The World Health Organization ranked New Delhi as the world’s worst polluted city in 2014 among about 1,600 cities the organization tracked around the world. COUNT 5
QSN1 What is New Delhi's rank in Mercer's 2015 quality of living survey? ANS1 154 QSN2 What is the main cause of New Delhi's relatively low ranking in Mercer's quality of life survey? ANS2 bad air quality and pollution QSN3 New Delhi was ranked as the world's worst polluted city by what organization? ANS3 The World Health Organization QSN4 How many cities were tracked for pollution by the World Health Organization in 2014? ANS4 1,600 QSN5 How many cities were studied in Mercer's 2015 quality of living survey? ANS5 230