how much would it cost me to build a house in the province already have land paid for. 150sqm land. hollow bri?

brick 3b 0 sqm land paid for thanksgot 15edroom 1 and half cr kithen livin room 12x 16 kitchen 8x8 master bedroom 10x12 other 2 bedroom 8x8 cr 1 6x6 and half 4x4 how much would it cost to build in the province already