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].

Q: [-74, -2]

A: [-38.0]
****
Q: [40, -94, 40, -52, -80]

A: [-27.0, -27.0, -6.0, -66.0]
****
Q: [-9, 16, 56, 44, 37, -82, -63]

A:
[3.5, 36.0, 50.0, 40.5, -22.5, -72.5]
****