What has a ring but no finger?

A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

I have Rs.50 and I spend it in the way as below.

Five teams were competing in cricket where they faced each other exactly once. After the tournament, the following is the point table.

DareDevils 6
SuperKings 5
Royals 4
Sunrisers 2
Riders ?

How many points did Riders end up with?

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

You can see it everyday, But cannot touch it at will. What is it?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?