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.
[[-28, 44, -47, -3], [-29, 28, -7], [42, 42, 6], [-32, 30, 11], [-12, -44, 17, -4, -36], [49, -1, -17, -16], [10, 45, -33], [-35, 48, 49, -50], [34, 9, -31, 31, -45], [-34, -23, -41, 20]]