It has been too long that you were brought face to face with an amazing mind-numbing puzzle which will sweat out your brain cells. Worry not, person. Here I am with yet another problem straight from the second grade which requires some serious solving. Yes, you heard it right. It is from second grade. Hence, it has to be easy, right? Yeah?
Oh, how dead wrong you are. Solve it and you'll get it by your own.
And your answer is 65? Do not worry, everyone got that and apparently, everyone, and you are wrong.
Well, you were to subtract the 17 passengers only that got on as the 19 who got off were the part of the set.
Share the puzzle with your friends and test them exactly like you got tested.