Answer is 18. Top - 8*5 =40 Bottom - 6*3 = 18

The answer is 6*3=18

18

i.e 6 * 3 = 18

46

55-6-3=46

Can you replace question mark with the correct number in the below table sequence riddle?

Can you replace the question mark with the correct number, given the pair of numbers exhibits similar relationship?

? : 3839 :: 11 : 1209