Can you solve below mathematical equation?

2^1234 - 2^1233

Spot what is wrong here in below Picture?

Identify the 10 differences between the two given pictures.

What is full of holes but still holds water?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

Find out the number of circles in the given picture having Illusion

I look at you, you look at me, I raise my right, you raise your left. What am I?

John was working on a Chemical Mixture whose weight comprise 90% liquid and 10% solid. The total weight of the mixture is 20 pounds. After a while, John noticed that some of the liquid evaporated and now the liquid comprises just 50% of the weight.

What is the weight of the chemical mixture now?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

John asked Jack, "The time right now is 7 pm. Can you tell me what will be the time 23, 999, 995 hours later ?"

While Bella does not know the answer, do you ?