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].

[-46, -62, 32, 90, -50, -12, 70, -55, 38, -53]
[-54.0, -15.0, 61.0, 20.0, -31.0, 29.0, 7.5, -8.5, -7.5]

[-5, -44, -38, -22, 11, -30, 24, -16, -28, -62]
[-24.5, -41.0, -30.0, -5.5, -9.5, -3.0, 4.0, -22.0, -45.0]

[-6, -50]

[-28.0]