Subtract 2 from this number, and the question becomes: A number is divisible by 3 divided by 7, and divided by 5 is greater than 1.
Divided by 3 and 7, it can only be the least common multiple of 3 and 7: 2 1. If this ratio of 2 1 and 5 is exactly divided by 5, it leaves 1. The number is 2 1+2=23.