What Adam and Eve do not have but the rest of the people have?

How many triangles can you count in the figure given?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

Next Number in the Series,

5, 16, 49, 104, ?

I know a number which is spelt in alphabetical order.
Do you?

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?

A horse was tied to a rope 5 meters long and the horses food was 15 meters away from the horse. How did the horse reach the food?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

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