How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

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 does this rebus puzzle means ?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

The barber of Town shaves all men living in the town. No man living in the town is allowed to shave himself. The barber lives in that town. Who then shaves the barber of the town?

What goes up but never comes down?

What is the coolest letter in the alphabet?

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?

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?

Can you find the key in the picture below?