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:
[-20, -22, -38, 68, 32, -96, 79, 4, -39, -49]
answer:
[-21.0, -30.0, 15.0, 50.0, -32.0, -8.5, 41.5, -17.5, -44.0]


question:
[-12, 93, -67, 52, -13, 30, -65, 71]
answer:
[40.5, 13.0, -7.5, 19.5, 8.5, -17.5, 3.0]


question:
[91, 4, -53, 2, 79, -22, -71]
answer:

[47.5, -24.5, -25.5, 40.5, 28.5, -46.5]