As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

Solve the alphametic puzzle by replacing the alphabet with the number.

S T O R M +
S O L E S
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T O W E L
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In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

A man is looking at a photograph of someone. His friend asks who it is. The man replies, “Brothers and sisters, I have none. But that man’s father is my father’s son.” Who was in the photograph?

What number do you get when you multiply all of the numbers on a telephone's number pad?

Distances from you to certain cities are written below.

BERLIN 200 miles

PARIS 300 miles

ROME 400 milesAMSTERDAM 300 miles

CARDIFF ??? miles

How far should it be to Cardiff ?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.

I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?