Complete the table series riddle by finding the number that can replace "??".

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 ?

You bought me for dinner but never eat me. What am I?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

What does this rebus puzzle means ?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

What is the next number in the series?

15 29 56 108 208 ?

Twice ten are six of us,

Six are but three of us,

Nine are but four of us;

What can we possibly be?

Would you know more of us?

Twelve are but six of us,

Five are but four, do you see?

What are we?

Find out the number of circles in the given picture having Illusion

Given that

(78)^9 = 6
And (69)^4 = 11

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)