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

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

John is the son of Jacob.
So,
Jacob is the_____of John's father?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

From a pack of 52 cards, I placed 4 cards on the table.

I will give you 4 clues about the cards:

Clue 1: Card on left cannot be greater than the card on the right.
Clue 2: Difference between the 1st card and 3rd card is 8.
Clue 3: There is no card of an ace.
Clue 4: There are no face cards (queen, king, jacks).
Clue 5: Difference between the 2nd card and 4th card is 7.

Identify four cards?

Can you find the dog hidden in a group of pandas?

A Club organizes a Running Race, and John, Jacob, Minda, and Tony participated.

The results are as follows

John beats Jacob
Minda beats Toni
Toni beats John

Who came first in the race?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.