Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

Do you know who was buried in John's tomb?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

Below, you can see three complete equations and one incomplete. Based on the three complete ones, can you complete the incomplete one?

5 $ 4 $ 3 $ 9 = 4215
6 $ 9 $ 2 $ 6 = 3816
4 $ 7 $ 3 $ 3 = 1122
7 $ 2 $ 7 $ 4 = ____

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?

Before reading ahead, you must know the fact that only one of the people here is telling the truth.

A says that B is lying.
B says that C is lying.
C says both A and B are lying.

Can you find out who is speaking the truth?

Count the number of triangles in the given picture.

What do you call a fish without an eye?

John was writing his first book. After saving the document, he locked his laptop with a password and mentioned some phrases for the hint box.

A friend of his tried opening his laptop but found out that it was password protected. Following is the hint that appeared.
1 mobile 3 books 2 roars 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches.

Can you help him in cracking the password?

Can you divide the below-given shape into four equal and identical pieces?