Which number should replace the question mark?

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

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

Solve the riddle below:

If a Chicken says, 'All chickens are liars" is the chicken telling the truth?

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

Find the missing number: 1, 2, 3, 10, 10, ?, 9,802

Readers with the highest levels of visual skills can find three differences between the pictures of a cow on the farm in 14 seconds. Can you? Test your visual skills now!

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

A woman who works in a sweet shop has a measurement of 32-26-36, is 5"4" tall, and wears size "6" shoes. What do you think she weighs?

How many triangles are there in the picture below?