Why is the Hole below a Lock?

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?

There are forty elephants and they have forty-fore heads. How can this be possible?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

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

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

In a basket of apples,
when counted in twos, there was one extra
when counted in threes, there were two extra when counted in fours, there were three extra
when counted in fives, there were four extra
when counted in sixes, there was five extra.

However, if the apples were counted in sevens, no extra apple was left. Can you calculate the minimum number of apples that were present in the basket?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98