How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

There is something which you can be arrested for attempting but not for successfully completing.

Find the next number in the sequence

5 12 24 36 ?

The Puzzle: A girl, a boy, and a dog start walking down a road.

They start at the same time, from the same point, in the same direction.

The boy walks at 5 km/h, the girl at 6 km/h.

The dog runs from boy to girl and back again with a constant speed of 10 km/h. The dog does not slow down on the turn.
How far does the dog travel in 1 hour?

Spot 5 differences in two Christmas tree below:

Find the next number in the series below

21 32 54 87 131 ?

What is the unique property of the following words ?
* Revive
* Banana
* Grammar
* Voodoo
* Assess
* Potato
* Dresser
* Uneven

What has no start, end, or centre?