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].

[EX Q]: [16, 35, 54, -67, 0, -98, 43, -5, 30]
[EX A]: [25.5, 44.5, -6.5, -33.5, -49.0, -27.5, 19.0, 12.5]

[EX Q]: [-19, 65, -60, 12, 46, -65, -10]
[EX A]: [23.0, 2.5, -24.0, 29.0, -9.5, -37.5]

[EX Q]: [-51, 1, -77, -80, 33, -42, 41, 86, -18, 58]
[EX A]:
[-25.0, -38.0, -78.5, -23.5, -4.5, -0.5, 63.5, 34.0, 20.0]