https://paytm.com/shop/p/hp-15-r062tu-notebook-4th-gen-ci3-4gb-500gb-ubuntu-j8b76pa-black-HP_15-R062TU_4GBDDR3_BLACK_21258

Use Promo code GET15 and get 15% cashback. (Max 1 order / user)
Effective Price Rs 23,715 (After Cashback)

PC :

Snapdeal Rs.26623 - http://www.snapdeal.com/product/hp-r-series-notebook-500/2090778838
Flipkart Rs.27237 - http://www.flipkart.com/hp-15-r062tu-notebook-4th-gen-ci3-4gb-500gb-ubuntu-j8b76pa/p/itmdztyvzzmvxhzr?pid=COMDZTYHF3XVDPQJ
Amazon Rs.26900 - http://www.amazon.in/HP-15-R062TU-15-6-inch-Sparkling-without/dp/B00NNQBK70
Ebay Rs.31899 - http://www.ebay.in/itm/like/251941992190
Infibeam Rs.30433 - http://www.infibeam.com/Computers_Accessories/hp-15-r062tu-notebook-1-7-ghz-intel/P-coac-69864223858-cat-z.html