4. Identify whether each situation represents average rate of change or instantaneous rate of change. a) Jordan grew 8cms in 15 months b) The temperature of the pool dropped by 10 degrees overnight c) At 4pm the speed of the car was 5km/hr d) When the radius of a circular ripple on the surface of a pond is 4 cm, the circumference of the ripple is increasing at 21.5 cm/s. e) A stock price drops 30% in four weeks.2. For each of the following sequences i. State the limit, if it exists. ii. Write a limit expression to represent the behaviour of the sequence. n+2 a) 4 n+1 4 12 2 b) 4 n+1