Brothers and **Sisters**

A girl **has** as many brothers as **sisters**, but each brother **has** only half as many brothers as **sisters**. How many brothers and **sisters** are there in the family?

The **Sister** in the Woods

You are lost in the woods and the path you are following forks into two: a path to the left and one to the right. One path will lead you to safety while the other will cause you to be lost forever.
At the fork are two twin **sisters** who know which path is which. The **sisters** are identical in every way except one: one of the **sisters** always tells the truth while the other always lies.
You can ask only one question and you don’t know which **sister** is which. What can you say to them so you know which path to take?

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?

5 Gallons and **3** Gallons.

There is a 5 gallon and a **3** gallon bottle. You also have a hose with unlimited water. How are you gonna make the 5 gallon have 4 gallons using your items?
(You don't know the exact dimensions of a gallon)

The Pawn Shop

Jack had only $**2**, but he needed $**3** for his cab fare home. He went to a pawn shop and pawned his $**2** for $1.50. Jack then bumped into Don and told him that he would sell him his $**2** pawn ticket for $1.50. Dan agreed. Since Jack started out with $**2**, and he ended up with $**3**, who is out the extra dollar and why?

Three Daughters and Three Clues

A man **has** three daughters. A second, intelligent man, asked him the ages of his daughters. The first man told him that the product of their ages (them all multiplied together,) was 36. After thinking the second man was unable to find the answer and asked for another clue. The first man replies the sum of their ages is equal to his house door number. Still the second man was unable to answer and asked for another clue. The first man told him that his youngest daughter had blue eyes, and suddenly second man gave the correct answer. What were the ages of the first man's **3** children?

A **Mother** and Father

I am a **mother** and a father, but have never given birth. I'm rarely still, but I never wander. What am I?

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.

Taking Down 1000

What is the value of 1/**2** of **2**/**3** of **3**/4 of 4/5 of 5/**6** of **6**/7 of 7/8 of 8/9 of 9/10 of 1000?

Product Equals Sum

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?

Never **Has** to Steer

What moves across the land but never **has** to steer?
It **has** delivered our goods year after year.
What is it?

A Weird Pattern

123 = 0
4235 = 0
656 = **2**
5390 = **2**
8890 = **6**
1001 = **2**
19235 = 1
What is 123456789?

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.

Between **3** and 4

What can you stick between a **3** and a 4 so that the result is more than three but less than four?

The Weight of Soap

We have two soap of equal weights and a **3**/4 pound weight.
However, after using 1/4 of soap we place all three objects on balance as On one side of balance we place one soap (unused) and on another side, we placed used soap (i.e **3**/4th of soap) and **3**/4 pound weight.
What is the soap weight?

It **has** existed for millions of years...

It **has** existed for millions of years, but is never more than a month old. What is it?

How Many Pluses

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

The Psychopath Riddle

A woman killed her own **sister**. During the interrogation, she told a story that she just attended her own **mother's** funeral few days before the crime took place. While at the funeral, she said that she met this guy whom she did not know. She thought this guy was amazing, so much her dream guy she believed him to be just that! She fell in love with him right there, but never asked for his number and could not find him.
A few days later, she killed her **sister**.
Although this woman **has** confessed to the crime, police are still intriguing by the story, especially because she won't tell them her motive. Hearing this tragic story, with his psychological education background, Detective Anderson easily guessed the woman's motive.
Why the woman killed her own **sister**?

The Handshakers

If seven people meet each other and each shakes hands only once with each of the others, how many handshakes will there have been?

The Shadows of Graphs

Look carefully at these graphs, can you find the actual height of the red bar?

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?

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