You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

Count the squares in the matchstick puzzle below?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

How many times can you subtract the number 5 from 25?

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

Do You See It?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?