What has hands, but can’t clap?

In the following series, a set of numbers is progressing with a particular pattern. Can you deduce that pattern and find the missing set?

(2 + 6), (21 + 6), (58 + 6), (119 + 6), ___

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

A sundial has the fewest moving parts of any timepiece. Which has the most?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

Which tank will fill first?

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

1 dollar = 100 cent
= 10 cent x 10 cent
= 1/10 dollar x 1/10 dollar
= 1/100 dollar
= 1 cent

=> 1 dollar = 1 cent

solve this tricky problem?