If a brick weighs 1 pound plus half a brick, then the 1 pound is half a brick.
So a whole brick weighs 2 pounds.
One and one half bricks weigh (1.5 x 2) = 3 pounds.
If a brick weighs 1 pound plus half a brick, then the 1 pound is half a brick.
So a whole brick weighs 2 pounds.
One and one half bricks weigh (1.5 x 2) = 3 pounds.