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: [20, 75, 10, 74, -35, 64, -2]

A: [47.5, 42.5, 42.0, 19.5, 14.5, 31.0]
****
Q: [-77, -57, 89, 67, -3, 6, 76]

A: [-67.0, 16.0, 78.0, 32.0, 1.5, 41.0]
****
Q: [36, 23, -55]

A:
[29.5, -16.0]
****