Definition: 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.
Input: [[28, -14, 30, -25], [-34, -45, -18, 6], [23, -45, -14, 10], [44, -48], [15, 25, 39, -29], [-38, -28], [20, -42, -13, -5], [1, -37, -15]]

[294000, -165240, 144900, -2112, -424125, 1064, -54600, 555]