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: [-68, 22, -96, 77, 86, -19, 90, 65, -47, -15, 8, 17, -64, -18, 64]

Answer: [-23.0, -37.0, -9.5, 81.5, 33.5, 35.5, 77.5, 9.0, -31.0, -3.5, 12.5, -23.5, -41.0, 23.0]


Question: [69, -85, -82, 75, -40, 98, -48, 27, -52, -45]

Answer: [-8.0, -83.5, -3.5, 17.5, 29.0, 25.0, -10.5, -12.5, -48.5]


Question: [19, -52, 50, -80, 16, -54, 26, 42, -95, -73, 33, 25, 93, -7, -19]

Answer:
[-16.5, -1.0, -15.0, -32.0, -19.0, -14.0, 34.0, -26.5, -84.0, -20.0, 29.0, 59.0, 43.0, -13.0]