What is always in front of you but can’t be seen?

Find the next number in the series

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

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

No matter how little or how much you use me, you change me every month. What am I?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

What is the word or phrase below?
R | E | A | D

Can you find a five letter word that is left with only two letters if one is removed?

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

The Federal bank of London is abducted by the robbers. The head of the robbers asked the cashier to empty their money vault to them and when suddenly cashier got a call from her father. To avoid any suspicion, the robber asked the cashier to pick the call and reply her father in the shortest manner possible.

The cashier told her father "Is there an emergency father, Call me when you are free and I will help you in your furnishing" and then the cashier hung up the phone.

After 10 minutes, police arrived at the crime scene.

How did the police know about the robbery?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.