Task 1 Task 1: Include full solutions to the following questions from the Check Your Understanding sections in this unit. Learning Activity and question number Question Learning Activity 4.1, A cylindrical metal container with a circular base is to hold 647 cm3 of water. Find the dimensions so that the amount (surface area) of metal required is a minimum when 3. the container is an open cup Learning Activity 4.2, A kite 40 m above the ground moves horizontally at the rate of 3 m/s. At what rate is the angle between the string and the horizontal decreasing when 80 m of string has 4. been let out?Task 2 Task 2: Answer this question Describe the procedure to follow when solving an optimization problem.Task 3 Task 3: Define any three of the following. Revenue . Total cost Profit . Marginal cost