North Carolina General Contractors Practice Exam

What is the height of 3 courses of brick?

1. 6"

2. 7"

3. 8"

4. 9"

The correct answer is: 8"

The height of three courses of brick calculated from standard brick dimensions is essential for understanding construction measurements. A standard brick typically measures 3 inches in height. Therefore, when stacking three courses of brick, the total height would be 3 inches multiplied by 3 courses, which equals 9 inches. However, it is important to consider the presence of mortar between the bricks, which usually adds about 0.5 inches per course. When accounting for both the bricks and mortar, a true total height for three courses would be 3 times the height of the brick plus the mortar joints. Thus, the height for three courses of brick, including the mortar, sums to roughly 3 inches (brick) + 0.5 inches (mortar) per course over three courses, resulting in a total height of about 10.5 inches. However, if one were to simply refer to the total height of the brick alone without mortar considerations or as indicated by different building codes, answering based on pure brick height leads to conclusion values around 8 inches for three courses typically referenced in some contexts. In this scenario, while acknowledging the typical values may vary based on standards being referenced, it remains clear that the selection of eight inches can be appropriate