<span>When there is no air movement, the relationship
between the intrapulmonary and atmospheric pressure is that they are equal. In
the start of a respiratory cycle, as the air is not moving, intrapulmonary and
atmospheric pressure are equal. Inhalation only started with the intrapleural
pressure falls off that in return helps with the enlargement of the thoracic
cavity.</span>
Answer: 8
i think the answer is 8 because if he is dividing it so each piece is one yard and he has eight yards so 8 divided by 1 is 8