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:
[-77, -23, -23, -16, 96, -98, 84, 76, -15, -46, -7]
answer:
[-50.0, -23.0, -19.5, 40.0, -1.0, -7.0, 80.0, 30.5, -30.5, -26.5]


question:
[57, -42, -14, -48, -62, 7, -9]
answer:
[7.5, -28.0, -31.0, -55.0, -27.5, -1.0]


question:
[-2, -10, -90, -41, 81, 59, 14, -48]
answer:

[-6.0, -50.0, -65.5, 20.0, 70.0, 36.5, -17.0]