Build a rectangular swimming pool, 30 meters long, 10 meters wide and 1.5 meters deep. The four walls and bottom of the pool are paved with ceramic tiles. If there are 25 ceramic tiles per square meter, How much is the process

Build a rectangular swimming pool, 30 meters long, 10 meters wide and 1.5 meters deep. The four walls and bottom of the pool are paved with ceramic tiles. If there are 25 ceramic tiles per square meter, How much is the process


30*10+30*1.5*2+10*1.5*2=420
420*25=10500