Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

What do you think with the below Picture ?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?

I am working in a bus company. The company recently went under expansion and therefore there was not enough room for all the buses. As a result, twelve buses had to be stored outside.

If the company decides to expand the garage space by forty percent, enough space to accommodate the current buses will be created leaving enough space for twelve more buses if the need arises in future.

Can you calculate the number of buses that the company owns at present?