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].
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Question: [25, 11, -70, 49, 17, 25, -51, -78, -13, -69, -55, 83, -8]

Answer: [18.0, -29.5, -10.5, 33.0, 21.0, -13.0, -64.5, -45.5, -41.0, -62.0, 14.0, 37.5]


Question: [91, 4, -53, 2, 79, -22, -71]

Answer: [47.5, -24.5, -25.5, 40.5, 28.5, -46.5]


Question: [-1, 22, 43, 56, 35, -86, 5, 37, -29, -23, -20, 30, 20]

Answer:
[10.5, 32.5, 49.5, 45.5, -25.5, -40.5, 21.0, 4.0, -26.0, -21.5, 5.0, 25.0]


