Replace the question mark with the correct number in below Picture:

What four weights can be used to balance from 1 to 30 pounds?

I have no life, but I can die. What am I?

Which point will the car reach to go out?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

You can see three almost identical images below. Can you spot the odd one out from them?

There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?

What jumps when it walks and sits when it stands?

Three ants are sitting at the three corners of an equilateral triangle. Each ant starts randomly picks a direction and starts to move along the edge of the triangle. What is the probability that none of the ants collide?

There is a shop where written:
Buy 1 for $1
10 for $2
100 for $3
I needed 999 and still only paid $3. How could this be financially viable for the shop-keeper?