Can you find out the missing number in the grid?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

Rectify the following equality 101 - 102 = 1 by moving just one digit.

I can turn polar bears white.
I can make anyone dance.
I can make everyone cry
I can make your hands clap
I can make you thin.
I can make you smile.
I can make you smile

Can you guess the riddle?

There is a barrel with no lid and some wine in it. 'This barrel of wine is more than half full,' said Curly. 'No it's not,' says Mo. 'It's less than half full.' Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

How many times can you subtract the number two from the number fifty?

You are confined in a room and given two metal rods. Out of these two rods, one is magnet and the other is the iron rod. They look starkly similar. You don't have any other metal object in the room.

How will you decide which one of those is magnet?

Keyboard words are not in alphabetical order, Why?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?