The first two common multiples of 235 is 5 and 47.
Since 3 and 5 are both prime numbers, the only common factor of the two numbers is 1. Perhaps you are thinking of common multiples, the first two common multiples of the two numbers are 15 and 30.
20 and 40.
65, 130
The first 5 common multiples are the first 5 multiples of their lowest common multiple (LCM) LCM(9, 10) = 90 → first 5 common multiples are 90, 180, 270, 360, 450.
They are 10 and 20
15 and 30
They are: 30 and 60
30 and 60
The first common multiple of 5 and 8 is 40 (5x8=40; 8x5=40).
The two common multiples of three and five are: 15 and 30 ^-^
Multiples of 5 include 5, 10 and 15. For them to be common, they need to be compared to another set of multiples.