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: [[37, 37, -40, 15], [8, -41, 33, 23, 26], [-11, -11, 7, 10, 1]]

[-821400, -6472752, 8470]