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.
[[15, -18], [-6, -42], [-2, 34, 35, 13, -46], [-28, -4, -37, 10], [5, 44], [49, 25, -21], [-33, 23, -33]]