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

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

Before reading ahead, you must know the fact that only one of the people here is telling the truth.

A says that B is lying.
B says that C is lying.
C says both A and B are lying.

Can you find out who is speaking the truth?

Sally lives in a place where six months of the year is mild summer and the temperature drops significantly the other six months. She owns a lake where there is a small island. She wants to build a house on the island and needs to get materials there. She doesn’t have a boat, plane, or anything to transport them to the island. How does Sally solve this problem?

For this puzzle, you might have to find logic in something illogical. But hey, it's fun and a healthy little break from your strenuous puzzle-solving sessions.

Can you decipher the meaning in the following cluster of letters?

ITIT,NCENTCENT

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

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Given that

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

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)