Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

A girl was sitting in her hotel room when she heard a knock on the door. She opened the door and found that a man was standing outside. The man said, "Oh! I am really sorry, I thought this was my room." He then walked through the corridor to the elevator. The girl did not know the man. She closed her door and called security asking them to apprehend the man. What made her suspicious of that man? He might have been genuinely mistaken.

A small town is visited by an ice-cream truck every day. On the first day of February, the truck visits as usual and 5 children, one from each of the first 5 houses on the street buys an ice cream that is of the different flavor from each other along with a completely different topping.

Go through the details below and find out which child lives in which house and bought which ice-cream flavor with which topping:

1. Jim lives between the child who bought the Raspberry topping and the child who bought mango ice cream.

2. Joyce, whose house has an even number, bought the cherry topping. Nancy does not live next to Joyce.

3. The blackcurrant ice cream had no topping.

4. The child who lives in house number 2 had the butterscotch ice cream. The child in house number 3 did not have chocolate ice cream.

5. Mike had banana ice cream. He hates banana cherry.

6. The child who had the cashew topping lives in house number 5. Dustin does not live in house number 4.

Please note that the odd numbered houses and the even numbered houses are located on the exactly opposite sides of the street.

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

If an electric train is travelling south, then which way is the smoke going?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

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

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.