December 2017
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Just a Math Test

Just a Math Test

Which of these is correct:

Six and six IS eleven or six and six ARE eleven?

Five Digit Number

Five Digit Number

What is the 5-digit number in which:

the sum of the first two digits is one smaller than the third digit the third digit is double the fourth digit the fourth digit is double the last digit the third digit is the product of the fourth and fifth digits the second digit is […]

What A Long Strange Trip

What A Long Strange Trip

Last week, I traveled from Birmingham to Glasgow (via bicycle). On the first day I traveled one quarter of the distance. On day two, I traveled one half of the remaining distance. On day three, I traveled three quarters of the remaining distance. Yesterday I traveled one third of the remaining distance. I now […]

Combine a Triangle With a Billion

Combine a Triangle With a Billion

I’m what you get when you combine a triangle with a billion. I’m the answer to 1 million million.

What am I?

Thank you Mataeo for your submission!

Number Hockey

Number Hockey

In number hockey everything goes in order least to greatest.

Whats the score?

Thank you Trevor for your submission!

Mind and Math

Mind and Math

You have to buy 5 books of different price so that the price equals to 20. conditions: #1: you cant buy book whose price is 0 #2: you cant buy buy books of decimal such as 2.5

Thank you Kashedul for your submission!

Alone I am Nothing

Alone I am Nothing

Alone I am nothing, but me and my twin in the middle tens are known by thousands.

Thank you Brian for your submission!

Series

Series

What is the next number in the series 1, 11, 21, 1211, 111221, 312211,…

Thank you Eden for your submission!

Which Month

Which Month

Which month has 28 days?

Thank you KDStyle for your submission!

Keeping Track of Time

Keeping Track of Time

How many seconds are there in one year?

Thank you KDStyle for your submission!