If Bihan is 10, Anirudha is 20, and Kim and Seal are both 5, but Rikold is 10, how much is Kenniger by the same trend?

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

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

What number divided by 4 is the same as that number minus 4?

You have 1023 apples and 10 bags. You have to distribute these apples in these 10 bags in any way you choose. But when I ask for a certain number of apples you have to give them in terms of bags without transferring the apples from other bags. How do you distribute the apples?

For an extra income, John decided to work at a Hotel for one hour daily. The manager offers him that they will pay him $11 after every 11 days.
However, John offered a different proposition to the manager. The offers stand as:
He will be paid just a penny on his first day.
Two pence will be paid on the second day,
Four pence will be paid on the third day.
And so on till the 11th day.

Should the Hotel manager accept his offer?

How many triangles are there on the puzzle below?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?