A 2 **Number** Riddle

Take two **numbers**, such that the square of the first, plus the square of the second, shall equal 8; while the first, plus the product of the first and second, shall equal 6. What are the two **numbers**?

What's the Next **Number**?

The Magic **Number** Pattern

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

The Odd **Number**

A **Special** Kind Of Transport

This is a **special** kind of transport
Sometimes it's used in an emergency
Sometimes it's used by celebrities
They are also able to fly and hover
And help rescue people lost at sea

The **Number** Pyramid

Google Riddle - The Phone **Number**

You want Bob to have your phone **number**, but for some reason you can't ask him directly. You have to write Bob a note, and pass it to him through Lucy. Lucy can give you a note back with Bob's reply, but you don't want Lucy to know your phone **number** herself.
What will you write on the note to Bob?

What's the Least **Number**

What's the least **number** of chairs you would need around a table to sit four fathers, two grandfathers, and four sons?

An Egg to a Friend

Mike has some chickens that have been laying him plenty of eggs. He wants to give away his eggs to several of his friends, but he wants to give them all the same **number** of eggs. He figures out that he needs to give 7 of his friends eggs for them to get the same amount, otherwise there is 1 extra egg left.
What is the least **number** of eggs he needs for this to be true?

A True Equation

Use the **numbers** 2, 3, 4 and 5 and the symbols + and = to make a true equation.
Conditions: Each must be used exactly once and no other **numbers** or symbols can be used.

Square Plus Square

Take two **numbers**, such that the square of the first, plus the square of the second, shall equal 8; while the first, plus the product of the first and second, shall equal 6. What are the two **numbers**?

Finish this sequence top to bottom...

Look at this sequence from top to bottom. What is the next **number** in the sequence?
1
11
21
1211
111221
312211
?

The Doors of Nine

A new medical building containing 100 offices had just been completed. Mark was hired to paint the **numbers** 1 to 100 on the doors. How many times will Mark have to paint the **number** nine?

Plus vs. Times

Given two 2s, "plus" can be changed to "times" without changing the results: 2 + 2= 2 x 2.
The solution with three **numbers** is easy too: 1 + 2 + 3= 1 x 2 x 3.
Now find the answer for 4 **numbers** and for 5 **numbers**.

Quizzical Calendar

A man was found dead while on his work trip abroad. The suspects were his colleagues Mason, Bob, Lisa, and Alex. On the calendar, 3, 4, 9, 10, 11 were written in blood. How should the detectives decode the **numbers** to find the killer?

The Phone Pad

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

Everything and Nothing

Turn me on my side and I am everything. Cut me in half and I am nothing. What am I?

Subtracting from 25

The Cat That Crossed a River

A boy stood on one side of a river, and his cat was on the other side. When the boy called his cat, it crosses the river right away. Moreover, the cat's fur remained completely dry, and it didn't use a boat, bridge, or any other manmade vessel or structure to cross the bridge.
How did the cat do it?

How Many Animals Are Going to the River?

1 duck saw 4 elephants as it was going toward the river.
Every elephant noticed 2 monkeys going to the river.
Every monkey was carrying 1 dove in its paws.
How many animals are going to the river?

How High

How high would you have to count before you would use the letter A in the English language spelling of a whole **number**?

How Many Pluses

How many pluses should we put between the digits of 987,654,321 to get a total of 99, and where?

Like Solving Fun, Challenging Riddles?
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