Mumbai and Bangalore are among the cheapest cities in the world, according to a top London-based forecast group that named Singapore as the most expensive city. The Economist Intelligence Unit (EIU) ranked Singapore as the priciest ahead of Zurich, Hong Kong, Geneva and Paris.The EIU also said India and Pakistan accounted for five of the 10 least expensive cities in the world.<br/><br/>The cheapest were Lusaka, the capital of Zambia, followed by Bangalore and Mumbai, the EIU said. The expense of cities are tabled by comparing them to the cost of living in New York.<br/>As cities coped with economic factors ranging from the strength of the US dollar and currency devaluations to falling oil and commodity prices and geopolitical uncertainty, there was a considerable movement in the rankings, researchers said.<br/><br/>Mumbai and Bangalore are among the cheapest cities in the world, according to a top London-<br/>based forecast group that named Singapore as the most expensive city. The Economist Intelligence Unit (EIU) ranked Singapore as the priciest ahead of Zurich, Hong Kong, Geneva and Paris.The EIU also said India and Pakistan accounted for five of the 10 least expensive cities in the world.<br/><br/>The cheapest were Lusaka, the capital of Zambia, followed by Bangalore and Mumbai, the EIU said. The expense of cities are tabled by comparing them to the cost of living in New York.<br/>As cities coped with economic factors ranging from the strength of the US dollar and currency devaluations to falling oil and commodity prices and geopolitical uncertainty, there was a considerable movement in the rankings, researchers said.