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:
[51, -95, 3, 67, 33, -55, -29, 65, -85, -91]
answer:
[-22.0, -46.0, 35.0, 50.0, -11.0, -42.0, 18.0, -10.0, -88.0]


question:
[-15, 5]
answer:
[-5.0]


question:
[-23, 5, 31, -50, -32, -100, 69]
answer:

[-9.0, 18.0, -9.5, -41.0, -66.0, -15.5]