Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

Which five letter word can be added at the end of below word to form a
valid word?

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You need to arrange three 7 and mathematical symbols to form number 1?

Why is it very easy to weigh a fish?

On one occasion, A Boy collects 71 rupees in form of 20 paise and 25 paise. He collects a total of 324 coins.

Can you tell me how many 20-paisa and 25-paisa he got?

In which direction should the missing arrow point?

A bomb exploded in a room full of married couples and no one died. How?

If a shopkeeper can only place the weights on one side of the common balance. For example, if he has weights 1 and 3 then he can measure 1, 3 and 4 only. Now the question is how many minimum weights and names of the weights you will need to measure all weights from 1 to 1000? This is a fairly simple problem and very easy to prove also.

What occurs twice in a week, once in a year but never in a day?

You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?