When we see 2 but call 10?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

If six children and two dogs were under an umbrella, how come none of them got wet?

In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

What seven-letter word has hundreds of letters in it?

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

Can you fill the blank with the correct number?

6 30 870 756030 _____

The Little ant seems to be always confused. Do you know why?