You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

Can you solve the photo plexer logic ?

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

What is the word or phrase?

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

I know a nine-letter word having only one vowel.
Do you ?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

Can you decipher these quotes by Albert Einstein?
Blf xzm mvevi hloev z kilyovn lm gsv ovevo lm dsrxs rg dzh xivzgvw.