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: [87, 34, 59, -97, -67, -71, -28, -51, 56]

A: [60.5, 46.5, -19.0, -82.0, -69.0, -49.5, -39.5, 2.5]
****
Q: [-84, 6, -57, -27, 56, -84, -35, -93, 88, 54, 22, -34, 45]

A: [-39.0, -25.5, -42.0, 14.5, -14.0, -59.5, -64.0, -2.5, 71.0, 38.0, -6.0, 5.5]
****
Q: [24, -5, -98, 47, 31, 96, 11, 87, 48, -31]

A:
[9.5, -51.5, -25.5, 39.0, 63.5, 53.5, 49.0, 67.5, 8.5]
****