There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

What can go through glass without breaking it?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

Keyboard words are not in alphabetical order, Why?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

Joseph buys three kinds of chocolates for 100 rupees. The first one is priced at 5 rupees, second one at 3 rupees and third one at 0.5 rupees.

If he bought 100 chocolates in total, how many pieces do you think he bought each chocolate?

You enter your friend's room. He is not in his room. Although you see that on the bed there are two dogs, five cats, two giraffes and three pigs. Also, a couple of chickens and ducks are flying in the room.

Calculate the number of legs standing on the floor.

In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung painting number 240 and when it struck 7:30 pm, he hung painting number 315.

Can you determine, which painting number will he hang when the time is 9:20 pm?

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?