A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

You order chicken wings at KFC in the boxes of 6, 9 and 20. What is the largest number of wings that you cannot obtain by buying in any combination of the boxes?

On a charity event in Russia, Murray beat Djokovic by winning six games and losing three games.
Note: There is a total of 5 service breaks(one who serve lost the game).
Who served first, Djokovic or Murray?

Can you count the number of squares in the given picture?

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135