In this task you are given a list of numbers and you need to find the average of each two consecutive values. The average of two numbers a and b is calculated as: (a + b) /2. The output should be a list of the averages of each two consecutive values. A list is presented with two brackets and comma-separated values, like: [1,2,3].
--------
Question: [25, -2, -89, -18, 21, 27, -11, -40, 38, 92, 85, -51, -89, -44, -19]

Answer: [11.5, -45.5, -53.5, 1.5, 24.0, 8.0, -25.5, -1.0, 65.0, 88.5, 17.0, -70.0, -66.5, -31.5]


Question: [15, -79, 68, 87, 83, -93, 45, 37, 63, -24, 80, -77, 74, -53]

Answer: [-32.0, -5.5, 77.5, 85.0, -5.0, -24.0, 41.0, 50.0, 19.5, 28.0, 1.5, -1.5, 10.5]


Question: [29, 28, 38, -71, 50, 12, -34, -77]

Answer:
[28.5, 33.0, -16.5, -10.5, 31.0, -11.0, -55.5]