Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

A boy and a girl are sitting on the porch.
"I'm a boy," says the child with black hair.
"I'm a girl," says the child with red hair.
If at least one of them is lying, who is which?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

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.

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Take one out and scratch my head, I am now black but once was red. What am I?

What seven-letter word has hundreds of letters in it?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

A and B have a certain number of chocolates with them. If B gives one chocolate to A, they will have an equal number of chocolates. But if A gives one chocolate to B, then A will be left with half the number of chocolates that B has.

Can you find out the number of chocolates they have right now?

Only one color, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?