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: [-7, 40, 98, 92, -81, 78, -22, 21]

A: [16.5, 69.0, 95.0, 5.5, -1.5, 28.0, -0.5]
****
Q: [-54, -41, 62, -97, 75, 85, -38, -11, 99, -77, 36]

A: [-47.5, 10.5, -17.5, -11.0, 80.0, 23.5, -24.5, 44.0, 11.0, -20.5]
****
Q: [-20, -73, 50, 26, -43, 6, -68, -100, -66, -32]

A:
[-46.5, -11.5, 38.0, -8.5, -18.5, -31.0, -84.0, -83.0, -49.0]
****