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

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

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

You are in a land where thirty men and two women were dressed in classic black and white dresses.
They begin to fight as soon as any of them move.

Where are you?

What is common among 11, 69, and 88?

In a stable, there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable