Find the smallest number such that it leaves a remainder of 4 when divided by 5 and leaves a remainder of 7 when divided by 9.
Multiples of 5: 5, 10, 15, 20, 25, 30, 35, 40, 45
Multiples of 9: 9, 18, 27, 36, 45
Multiple of 5 (+4) : 9, 14, 19, 24, 29, 34, 39, 44, 49
Multiple of 9 (+7) : 16, 25, 34, 43, 52
Smallest number: 34
Answer(s) : 34