Replace the question mark with the correct number in the below-given picture?

What has a ring but no finger?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

What is harder to catch the faster you run?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

What does below chemistry rebus means?

What does below Rebus say?

XLR8

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?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?