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: [[-47, -37, 45, 1], [-50, 33], [0, 6, 34], [-42, -7, -19, 37, 43], [-49, 29, 34, 30, -40]]

[78255, -1650, 0, -8887326, 57976800]