Related Rates Problems Problem 8: A spherical soap bubble is absorbing 10 em' of air every second. How quickly is the radius of the bubble increasing at the moment when it measures I cm? Related Rates Problems Related Rates Problems Problem 2: A cylindrical water tank with a 40-metre diameter Problem 10: An inverted cone is being filled with yoghurt. The is draining, and the level of water inside is decreasing at a cone is 12 cm high and has a radius of 4 om at the top. If the constant rate of 1.5 m/min. How fast is the volume of water volume of yoghurt in the cone is increasing at a rate of decreasing? 0.4 cm /sec, determine how quickly the yoghurt is rising at the instant when it is 2 cm deep