How many times can you subtract the number 5 from 25?

Two old friends, Jack and Bill, meet after a long time.

Three kids
Jack: Hey, how are you, man?
Bill: Not bad, got married and I have three kids now.
Jack: That's awesome. How old are they?
Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.
Jack: Cool..But I still don't know.
Bill: My eldest kid just started taking piano lessons.
Jack: Oh, now I get it.

How old are Bill's kids?

If 1+9+8=1, what is 2+8+9?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

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?

You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

I am an odd number. Take away a letter and I become even. What number am I?

What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag