Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

On 26-01-2022, Juli was murdered at her house in a city in India in the afternoon. There were three suspects in the murder and the following are the statements that were given by them:

John: I visited my village that day.
Jacob: I was out to deposit my house tax in the municipality office at that time.
Jonny: I was at a friend's place having lunch at that time.

Can you find out who is the murderer?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

Can you count the number of quadrilaterals in the picture below?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

What has hands, but can’t clap?

Can you write down eight eights so that they add up to one thousand?

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

What does an Island and the letter T have in common?