Forbes cites poverty, graft and discrimination against girls among India's challenges.
The Galaxy S Duos 2, priced at Rs 10,990, supports 10 Indian languages.
Karbonn and Lava launched their smartphones, while Maxx introduced its feature phone.
Sensex surges 249 points to a one-month high; Rupee up 30 paise against US dollar.
New model priced at Rs 84.87 lakh, to have crawl control and many more features.