Why is the longest human nose just 11 inches?

No matter how little or how much you use me, you change me every month. What am I?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

A tourist visits a small town for his research. While in the town, he decides to get a haircut. Since the town is quite small, there are only two barbers in the town � one on the North Street and one on the South Street. The barbershop on the North Street is a mess and the barber has a weird and pathetic haircut. While the barbershop at the South Street is pretty tidy and the barber as well has an impressive haircut.

Which barbershop will the tourist visit for his haircut and why?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

Find the next number in the series below

21 32 54 87 131 ?

What does below Rebus say?

XLR8