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, -4, -10], [-28, 32], [-27, 28, 20, 29, -49]]

[1480, -896, 21485520]