I am also from Assam and I am planning to build a 60k build around next Year....
I already have a build in mind...
The prices are from amazon
Cabinet: iBall Tornado @rs2500
Motherboard: Gigabyte GA-A320M-HA. @Rs5000
Processor: AMD Ryzen 5 1400. @Rs13000
GPU: MSI GTX 1060 Armor Edition 3gb @rs21000
RAM:G.Skill Ripjaws Series 8gb DDR4 3200mhz @rs10000
PSU:Corsair CX750 @rs9000
The total is about Rs60500
You can switch the ram for a cheaper version ...but a 3200 MHz is recommended for r5