Growth rate, A 20-year-old university student weighs 65 kg and had a birth weight of 3 kg. Prove that at some point in her life she was growing at a rate of 3.1 kg. per year

Our heroine is trapped in a rectangular room that is 10 feet by 16 feet, with a ceiling that is 9 feet above the floor. The room is filling with water at a rate of 60 cubic feet per minute. When the water reaches a depth of 5.5 feet, how fast is the water rising? (V = LWH)

What is the rate of decay after 15 years? what is the rate of decay after 45 years?

A circle is inside a square. The radius of the circle is decreasing at a rate of 3 meters per day and the sides of the square are increasing at a rate of 3 meters per day. When the radius is 3 meters, and the sides are 16 meters, then how fast is the AREA outside the circle but inside the square changing? The rate of change of the area enclosed between the circle and the square is square meters per day. Submit Question

"Space Mountain", a classic attraction at Disneyland Park, attracts many tourists to take a ride. Each ride can take tourist at a rate of 5 persons/min. The park is opened at 9:00 AM. Based on daily observations, it is found that the tourist arrival rate is 8 persons/min during 9:00 AM - 12:00 PM, 5 persons/min during 12:00 PM - 3:00 PM and 2 persons/min after 3:00 PM. Apply a D/D/1 queuing model to calculate what is the maximum number of tourists waiting in the queue? (Round to the nearest integer and fill in the blank with a number only.) Tourist # 180 D/D/1 360 Time (min) A