If 1 + 3 = 4; 0 + 3 = 0; 2 + 4 = 12; 5 + 4 = 45 Then 3 + 5 = ?

Answer 1

Ans:24
1+3=4-------->4×1=4(To multiply with first number)
0+3=3, 3×0=0
2+4=6, 6×2=12
5+4=9, 9×5=45
3+5=8, 8×3=24