The more it dries, the wetter it becomes. Can you tell what it is?

Let's play a word game. Following are some meaningless words that can be completed by adding random letters on either side of the word.

For example, the word "rdo" can be formed into "pardon".

Using the same technique, can you complete the given words?
ecalc
airb
rinci
tibac
uidel
gorit
igna
eyho

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

You are stuck on an island where you have nothing. You find four pieces of paper somewhere on the island. What will be your strategy to escape from the island safely?

PS: No other resource is available to you on the island, neither can you build anything.

Find out the number of circles in the given picture having Illusion

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

Find the next number in the series below.

6 18 270 72090 ?

Why do Chinese men eat more rice than Japanese men do ?