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.

[[-40, -32, -4], [-35, 50, -21, 35, 21], [47, 37, -10], [11, -40, -31]]
[-5120, 27011250, -17390, 13640]

[[19, 46, 36, -14], [-21, -46, -16, -36, -23], [-47, 21, -42, 20, 19], [-46, 43], [44, -1, -28, 12, 40], [38, 34], [-38, 40], [46, 35, 28], [-48, 17, -22, -6], [-20, 37, 10, 25]]
[-440496, -12797568, 15752520, -1978, 591360, 1292, -1520, 45080, -107712, -185000]

[[21, -19, -30, -31, 1], [30, 23, 38], [16, -39, 6, -32], [32, -5, -37, -13]]

[-371070, 26220, 119808, -76960]