We then subtract the cost of goods sold ($126,520 m) from total revenues ($144,077 m) to obtain a gross profit of $17,577 m. To obtain the gross profit margin, we divide the gross profit ($17,577 m) by total revenues ($144,077) for a margin of 12.20%.
Outer ear. The outer ear is the external portion of the ear, which consists of the auricle (also pinna) and the ear canal. It gathers sound energy and focuses it on the eardrum (tympanic membrane). Contents.
Visible on the exterior of the head is the auricle, the external part of the ear that extends from the head.... Click to read more below. The ear is a group of sensory organs in the head that collaborate to produce the sense of hearing.Together these organs perform the amazing function of converting sound waves in air into electrical signals to transmit to the brain.The ear also contains several special structures that produce the bodyâs sense of equilibrium, or balance. Three major regions make up the ear: the outer ear, middle ear, and inner ear.The outer ear consists of the exterior structures of the ear, the auricle and external auditory canal.he ear also contains several special structures that produce the bodyâs sense of equilibrium, or balance. Three major regions make up the ear: the outer ear, middle ear, and inner ear. The outer ear consists of the exterior structures of the ear, the auricle and external auditory canal.