List all the common multiples of 4 and 9 that are smaller than 60. Give the answer(s) in ascending order. (Eg 1, 2, 3)
Multiples of 4: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56
Multiples of 9: 9, 18, 27, 36, 45, 54
Common multiples: 36
Answer(s): 36