Question

There are 250 bricks used to build a wall that is 20 feet high. How many bricks will be used to build a wall that is 30 feet high/

Answer 1

If there are 250 bricks in a 20 feet high wall, there should be 125 bricks in a 10 feet high wall.

So to get a 30 feet high wall, you need to multiple 125 bricks by 3. 

Answer 2

It depends on how tall the bricks are and then divide it by feet if is lower than a foot multiply 12 and 30 then divide it by the measurement of the brick