In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.

[[-12, 25], [28, -30], [-20, 11, 4], [-12, 12]]
[-300, -840, -880, -144]

[[-4, 31, 21, -10, -19], [-19, -15, -30, 34], [28, -10, -36, 48, 18], [-36, -38, -46, -8], [-41, 17, 16, -3, -37], [8, 20, -12, -43], [-11, 10], [43, -8, -10, -45, -43], [-19, 18, 31], [-18, -5]]
[-494760, -290700, 8709120, 503424, -1237872, 82560, -110, 6656400, -10602, 90]

[[-12, 35, -31, -5], [37, -14], [9, 19, 47]]

[-65100, -518, 8037]