What is common among 11, 69, and 88?

Complete the given grid with valid words. You can only use the letters AAEEIIMMPPTT.

Hint: The grid reads the same across as down.

The more of this there is, the less you see. What is it?

What is the relationship between these matchstick pictures below?

What can you serve, but never eat?

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?

What do you get if you add 2 to 100 four times?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

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?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?