The lower extremity refers to the part of the body from the hip to the toes. The lower extremity includes the hip, knee, and ankle joints, and the bones of the thigh, leg, and foot. Many people refer to the lower extremity as the leg. In fact, the leg is the part of the body between the knee and ankle joints.
Save. Water used in the home comes from surface sources such as lakes and rivers and from groundwater sources such as wells. As of 2010, the average water usage per person averages 70 gallons per day, according to the American Water Works Association.ave. Water used in the home comes from surface sources such as lakes and rivers and from groundwater sources such as wells. As of 2010, the average water usage per person averages 70 gallons per day, according to the American Water Works Association.
Therefore, water was consumed by 4 members in the first 61 days of the billing period and by 3 persons in the remaining (121 - 61) = 60 days. The per capita daily water consumption of your family is.= 0.455 cu m / (4 x 61 + 3 x 60) x 121.herefore, water was consumed by 4 members in the first 61 days of the billing period and by 3 persons in the remaining (121 - 61) = 60 days. The per capita daily water consumption of your family is.