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, -10], [-39, 28, -20, -10, -38], [3, -16], [-20, 15, 43, 33], [39, 13], [-28, -2], [31, 16, 40], [-42, -35, 37, -36, -3]]

[300, 8299200, -48, -425700, 507, 56, 19840, 5874120]