What's the only room from which no one can enter or leave

Can you Find and name the hidden bird in the picture below ?

What happened when the wheel was invented?

A new clothing store has a unique method of pricing items. A vest costs $20, a tie costs $15, a blouse costs $30, and underwear costs $45. How much would pants cost?

A boy purchased a book from a bookkeeper and gave him $100.
The cost of the book is $50 but the bookkeeper has no change, so he gets the change from the next shop and returns the boy his $50.

After some time the next shopkeeper came with the $100 note and told the bookkeeper that the note was a fraud, so he took the money back.

How much loss did the bookkeeper face?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

81 x 9 = 801. What must you do to make the this equation true?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

How do you go from 98 to 720 using just one letter?