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:
[67, 45, 59, -50, -28, -70, -84, 69, 72, 53]
answer:
[56.0, 52.0, 4.5, -39.0, -49.0, -77.0, -7.5, 70.5, 62.5]


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


question:
[75, 19]
answer:

[47.0]