Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

What is the word or phrase?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

Solve the rebus riddle in the picture below.

As we know that white starts the game of chess. Can you find the scenario shown in the picture below is possible when all the white pieces are at the original place while the black pawn is not as in the below picture?

If Japan and Panama decided to merge into a single country, probably people will name it Japanama.

Can you think of two more such country's unions that could produce similar names like Japanama by overlapping their three letters?

Which is heavier: a ton of bricks or a ton of feathers?

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?

Replace the question mark in the picture below.