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: [[30, 46, 36, 18], [-14, -22, 35], [40, 16, 30, -10, -37]]

[894240, 10780, 7104000]