Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?

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

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

I got a bee but no honey.
got an eye but am still blind.
got a sea but no water.
got a tea but no coffee.
got a why but no answer.

What Am I?

What has many teeth, but cannot bite?

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?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

What has no start, end, or centre?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?