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

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

I know a nine-letter word having only one vowel.
Do you ?

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

What can you deduce from the following BrainBat?

CRY
LMKI

How can a man go eight days without sleep?

I am green and found in the forest and have needles instead of leaves. What am I?
Hint 1: It can be used for Christmas decorations.
Hint 2: I have a strong, scent that is used in air fresheners.

Find the next number in the series below

21 32 54 87 131 ?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

Can you make a six-letter word using the letters N, A and B ?