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:
[-96, 48, 22, 48, -28, -9, -43, -75, -18, 57, -25, 55, 71, 42, 1]
answer:
[-24.0, 35.0, 35.0, 10.0, -18.5, -26.0, -59.0, -46.5, 19.5, 16.0, 15.0, 63.0, 56.5, 21.5]


question:
[-31, 21, -23]
answer:
[-5.0, -1.0]


question:
[66, -77, -20, -58, 49, 26]
answer:

[-5.5, -48.5, -39.0, -4.5, 37.5]