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:
[-49, -26, -50, -5, -69, -4, -43, 92]
answer:
[-37.5, -38.0, -27.5, -37.0, -36.5, -23.5, 24.5]


question:
[-99, 43, 6, 55, 74, -46, 24, -6, -51, 47, 32]
answer:
[-28.0, 24.5, 30.5, 64.5, 14.0, -11.0, 9.0, -28.5, -2.0, 39.5]


question:
[-82, -70, 72, 54, -68, 92, 15, 30, 47, -16, 21, 8, 26]
answer:

[-76.0, 1.0, 63.0, -7.0, 12.0, 53.5, 22.5, 38.5, 15.5, 2.5, 14.5, 17.0]