Keyboard words are not in alphabetical order, Why?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

What is more useful when it is broken?

Complete the table series riddle by finding the number that can replace "??".

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

Can you count the number of squares in the given picture?

Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair

In the Mexico City area, there are two Houses H1 and H2. Both H1 and H2 have two children each.
In House H1, The boy plays for Mexico Youth academy and the other child plays baseball.
In House H2, The boy Plays soccer for his school in Mexico and they recently have a newborn.

Can you prove that the probability of House-H1 having a girl child is more than that of House-H2?

Who is that with a neck and no head, two arms and no hands? What is it?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.