A 2-digit number less than 44 gives a remainder of 3 when divided by 6. It gives a remainder of 1 when divided by 10. List the possible number(s) in ascending order.
Multiples of 6: 6, 12, 18, 24, 30, 36, 42
Multiples of 10: 10, 20, 30, 40
Multiples of 6 (+ 3): 9, 15, 21, 27, 33, 39, 45
Multiples of 10 (+ 1): 11, 21, 31, 41
List of possible number(s) = 21
Answer(s): 21