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: [75, 87, -2, 42, -20, -50, 51]

A: [81.0, 42.5, 20.0, 11.0, -35.0, 0.5]
****
Q: [92, -17, -95, -37, -56, 82, -96, 89, 35, -22, -58, -7, 80, 86, 55]

A: [37.5, -56.0, -66.0, -46.5, 13.0, -7.0, -3.5, 62.0, 6.5, -40.0, -32.5, 36.5, 83.0, 70.5]
****
Q: [-80, -56, -77, 27, -3, -77, 11, -82]

A:
[-68.0, -66.5, -25.0, 12.0, -40.0, -33.0, -35.5]
****