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: [[-9, 42, 14, -45, -28], [-27, -47, -28, -22, -11], [-47, -13, 28, 25, -2], [-20, -21], [-40, 4, 33, 44]]

[-6667920, -8598744, -855400, 420, -232320]