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:
[4, 2, -57, 94, 32, -15, 69, 43, 35, 46, 45]
answer:
[3.0, -27.5, 18.5, 63.0, 8.5, 27.0, 56.0, 39.0, 40.5, 45.5]


question:
[98, -73, 94, -63, 27, -13, 26]
answer:
[12.5, 10.5, 15.5, -18.0, 7.0, 6.5]


question:
[-19, 33, 40, -8, -22, -38, -55]
answer:

[7.0, 36.5, 16.0, -15.0, -30.0, -46.5]