How many bricks required 10x10 Sqft wall

 1sqft 9″ or full/ double brick will required approx 9 nos bricks so for 100 sq. ft, it will require = 9 ×100 = 900 number of bricks. And 1 sqft 4″ or half/ single brick will required approx 4.5 nos bricks so for 100 sq. ft, it will require = 4.5 ×100 = 450 number of bricks.