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: [[48, 44, -13, -42, -7], [16, 19, 20, 37], [12, -50], [45, 23], [16, 22], [9, -22, -48, -41, 27], [18, 15, 28, 40, 40]]

[-8072064, 224960, -600, 1035, 352, -10520928, 12096000]