What is next number in the pattern below:

131 517 192 123 ?

What does below pictogram mean?

What is always in front of you but can’t be seen?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

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?

The pound is not a finish.

We are sharing a few instructions below, which you have to use in any suitable order to modify the above sentence such that the end sentence is a scientific fact.

- Eliminate a letter and supplement another in its place.
- Take away one word.
- Remove one letter from one word.
- Get rid of two letters from one word.
- Swap a word with its antonym.

What is the relationship between these matchstick pictures below?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?