Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?

Find the next number in the sequence

5 12 24 36 ?

The below mentioned letters have been placed in a order using a logic.

DEAD, BALL, FEAR, SHOP

Can you find the logic?

I’m tall when I’m young, and I’m short when I’m old. What am I?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

What number do you get when you multiply all of the numbers on a telephone's number pad?

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?

What can you see in the middle of March and April that you can never see in any other month?