Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

What 5-letter word typed in all capital letters can be read the same upside down?

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

Can you count the number of triangles in the picture below?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

Below rebus represent famous DiCaprio movie. Can you name it?

Can you find out the remainder when 3^300 is divided by 5?