instruction:
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:
[-71, -61, -75, 65, -16, -56, 58, -39, 19, 55, -66, -24]
answer:
[-66.0, -68.0, -5.0, 24.5, -36.0, 1.0, 9.5, -10.0, 37.0, -5.5, -45.0]


question:
[-70, -94]
answer:
[-82.0]


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]