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: [-42, 38, 39, -43, -66, -57, -9, 47, -25, -24, -89]

A: [-2.0, 38.5, -2.0, -54.5, -61.5, -33.0, 19.0, 11.0, -24.5, -56.5]
****
Q: [20, -40, -63, 94, -53, -6, 18, 47, -18, -20, -94, 71, 17, 26]

A: [-10.0, -51.5, 15.5, 20.5, -29.5, 6.0, 32.5, 14.5, -19.0, -57.0, -11.5, 44.0, 21.5]
****
Q: [75, -48, -42, -20, 69]

A:
[13.5, -45.0, -31.0, 24.5]
****