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

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

What is the last thing you take off before bed?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.

I have teeth but i don't bite. Who Am I ?

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

What does below rebus means ?