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].

Q: [-59, 35, 54, 98, 61, -21, 64, 91, -17, -70]

A: [-12.0, 44.5, 76.0, 79.5, 20.0, 21.5, 77.5, 37.0, -43.5]
****
Q: [0, -85, 1, 64, 53, -80, 18, 45, 57, -84, -11, 80, -23, 91]

A: [-42.5, -42.0, 32.5, 58.5, -13.5, -31.0, 31.5, 51.0, -13.5, -47.5, 34.5, 28.5, 34.0]
****
Q: [54, -13, -41, 82]

A:
[20.5, -27.0, 20.5]
****