15 is.
Intriguingly, it's also the 3rd multiple of 5.
what is the fifth multiple of 3
102x5=10
The fifth multiple of four is twenty. 5 * 4 = 20
Excluding zero, the fifth multiple is 25. (5, 10, 15, 20, 25)
It is 40
225
10
20 and 24
35.
55
the answer is 1
35
40