A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

A car meter reading shows 72927 miles a palindromic number.
what is the minimum number of miles you would need to travel to see another palindromic number on the car meter reading?

What occurs twice in a week, once in a year but never in a day?

Count the squares in the matchstick puzzle below?

Why are televisions attracted to people?

With the help clues provided in the image, can you find the 5 digit key?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?