What is the smallest possible number which will give a remainder of 4 when divided by either 9 or 10?
Multiples of 9: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90
Multiples of 10: 10, 20, 30, 40, 50, 60, 70, 80, 90
Lowest common multiple of 9 and 10 = 90
Smallest possible number
= 90 + 4
= 94
Answer(s): 94