instruction:
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].
question:
[-42, -76]
answer:
[-59.0]


question:
[-77, -57, 89, 67, -3, 6, 76]
answer:
[-67.0, 16.0, 78.0, 32.0, 1.5, 41.0]


question:
[-37, -35, 59, -63, -64, 99]
answer:

[-36.0, 12.0, -2.0, -63.5, 17.5]