What goes up but never comes down?

Can you solve the photo plexer logic ?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

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?

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

You along with your friend are standing in front of two houses. Each of those houses inhabits a family with two children.

Your friend tells you the below two facts:
1) On your left is a family that has a boy who likes accounts but the other child loves science.
2) On the right is a family with a seven-year-old boy and a newborn baby.

You ask him, "Does either of the family have a girl?"

To this, he replies, "I am not quite sure. But can you guess that? If you are right, I will give you $500."

Which family do you think is likely to have a girl?

Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

Count the number of triangles in the below picture?