List all the common multiples of 5 and 8 that are smaller than 60. Give the answer(s) in ascending order. (Eg 1, 2, 3)
Multiples of 5: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55
Multiples of 8: 8, 16, 24, 32, 40, 48, 56
Common multiples: 40
Answer(s): 40