At a party, there are five people and a whole round cake lying at the centre of the table. Only four people will make a cut and take their piece and the last one will get the remaining piece on the table. How can they make sure that everyone gets a 1/5th of the piece?

Can you place three balls such that the equation shown in the picture holds true?

Can you fill the blank with the correct number?

6 30 870 756030 _____

Why is a river so rich ?

Find the next number in the series.
1 10 24 43 67 ?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

Can you replace the question mark with the correct number?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?

What goes up but never comes down?