What's the best place to go shopping in the ocean?

Why is 6 afraid of 7?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

You see me once in June, twice in November, and not at all in May. What am I?

In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Find three numbers such that

* When we multiply three numbers, we will get the prime numbers.
* The difference between the second and the first number is equal to the third and second.