Triangle, Mathematical Riddle

Which is the number that is absent in the center of the
last triangle?

The House

One house has seven rooms; each of them is called like the weekdays: Monday, Tuesday… How can we call home?

What is it?

That thing you see in a minute, in a week and in a month and in a year is not.

The hunter

In a roof there is a nest with 20 birds; if a hunter shoots and kills 4. How many birds stay in the roof?

The book.

On having read a story, if you count of the page 78 up to the page 108, how many times you would find the number 8?

The Super-Tricycle!

About an hour ago I parked my super tricycle because I went to a shop to buy a car. When I went back, I didn´t remember what number did I parked it in. I need to find it!

Would you please help me?

What parking spot number is my super tricycle parked in?

NUMBERS

Try to find the similarity between this numbers, it is very easy.

5386=3

8568=5

1299=2

9569=3

1793=1

7513=0

3086=4

5729=1

2272=0

6791=2

8391=3

7102=???

A farmer with problems

A farmer has to cross a lynx, a rabbit and a bunch of carrots to the other side of a small lake.

The farmer has a small boat in which he can only go on and one of the three previous things.

But the farmer has a serious problem:

If he leaves the lynx alone with the rabbit while he is crossing with the bunch of carrots, the lynx eats the rabbit.

If the rabbit is left alone with bunch of carrots while he is crossing with the lynx, the rabbit eats the bunch of carrots.


In what order should the farmer across the lynx, the rabbit and the bunch of carrots to arrive the three to the other side of the lake?

Same is different

Same letters, same value.

Different letters, different value.

Every letter has a value from 0 to 9.

M has a value of = 1 and I don’t know the rest.

	S	E	N	D
+	M	O	R	E
-	-	-	-	-
M	O	N	E	Y

Letraas:)

      Acertijo

What is a four letter Word, it has two, is written with seven, while has five, rarely consists of six and is never written with five?

Driving a bus

Vas conduciendo un autobús, se suben 21 personas y se bajan 13 se vuelven a bajar 10 personas y suben 2 y se bajan 3.

¿De que color son los ojos el conductor?

The Vests

  -If Carlos has ten vest and a half, and the next day buy another vest and a half.

¿How many shirts have in total?

 

The Candles' puzzle.

There is a power cut in your home and it’s already night, so you decide to turn on ten candles. A few minutes later, you open a window and three candles are turned off because of the wind. After a while, you open the door and another three candles are turned off again.

The candles that weren’t turned off by the wind stay glowing. How many candles will there be next morning?

SPEED RIDDLE

Speed Ridle

Alejandro Morán García

If a ferrari takes80 minutes from Badajoz to Merida and a landrover 1 hour and 20 minutes,which one is faster?

Suma De Cuadrados

Diofanto fue un famoso matemático que enunció el siguiente problema:“Todo número entero positivo puede escribirse como la suma de cuatro números elevados al cuadrado”

Por ejemplo: 15=1² +1²+ 2² +3²

¿Sabrías hacer lo mismo con los números 39, 26 y 58?

Pista: Puedes usar el cero.

The Rooster

If a rooster puts an egg in the top of a mountain and the wind goings from east to west, where is going to fall the egg?

The bridge that does not fall

Imagine a bridge two miles long and just enough strength to hold ten thousand kilos of weight, but not an ounce more. A heavy truck, weighing a total of exactly ten thousand kilos, enters the

bridge. At its core, a sparrow weighing 25 grams lands on the truck, however, the bridge does not collapse. How is that possible?

NUMBERS

when I see you, I tell you a word that you can read if you put 5 numbers from 0 to 9 face down ,what word do you read with these numbers?

The postman

A postman had to deal letters in a pretty strange neighbourhood. While he was doing it, he realized that the houses were ordered in an unusual way. They were stored in alphabetical order but next to each letter there were a random number. The postman was very curious, so he noted every letter with its number.

      A-5             F-3           K- 24        P- 12     U- 17      Z-26

       B-8           G-18          L-1             Q-19     V- 22

  C-9           H-21          M- 7          R-4        W-24

       D-10          I- 14          N-2           S- 11       X- 20

         E-23           J- 15      O- 13        T- 16        Y- 25

 When he arrived to the final house, he saw a woman and he asked her:

  -Sorry, how many people life in this strange neighbourhood?

  She answered 

 -The key is to think. 

Parkour

I have two friends that play parkour. One of them fall off a structure. Are both alive ?

How many candles??

1-      In one romantic evening there are 12 lighted candles. A gust of wind switches off 3 candles. After that other 2 candles switches off.  To secure that the wind will not switch off more candles you close the windows. How many candles you will have at the end?

THE CIRCUS

Bart go to a circus and enter in a large room full of doors, suddenly the door is closed and appears in a writing wall: To leave here you have to open a door, when opened all the doors have dangerous animals therein, except one. To find out what you only have to think in Roman and answer this question.

What is the country that stays in 1090 without vowels?

THE HEIR

We find in a room, the executor and the six heirs of a deceased. The executor informs them that only one of them will inherit the fortune of the deceased. Each of them, spent a day per week from Monday to Saturday with him. Monday, was the day of the family business. Tuesdays, was the day to go to the doctor. On Wednesdays, the deceased wentto his favourite restaurant, while on Thursday, he went to the theater. Friday was for reading, reserving the Saturday to enjoy with the photography. So, all of the people of the photo, have the same odds. The deceased doesn’t appear in the photo and the key of this riddle is in the photograph. Given these characteristics, which of them can be the heir?

caminito

Por un caminito va caminando un bicho, el nombre de este bicho ya te lo he dicho

CÓDIGO QR

Una vez publicado nuestro acertijo, debemos crear nuestro código QR.

Hay muchos generadores de CÓDIGOS QR.

Nosotros vamos a utilizar un generador sencillo. Para ello, debemos ir a la página siguiente:    http://es.qr-code-generator.com/

En esta página, debemos insertar la dirección URL, de nuestra publicación. Después, le damos a generar codigo QR. Descargamos la carpeta y guardamos en el ordenador la imagen de nuestro código QR.

Posteriormente, volvemos a nuestro documento publicado y lo editamos. Debemos insertar la fotografía de nuestro código QR. Posteriormente, le damos a guardar.

Para poder ver nuestro código QR en el móvil, debemos descargarnos la siguiente aplicación de visión de códigos QR:    BEETAGG

Presentación

Este blog es del Colegio Diocesano San Atón de Badajoz.

Se pretende que nuestros alumnos compartan sus acertijos de Matemáticas y Lógica que utilizaremos en la Semana Europea del Proyecto ERASMUS+

Ánimo y a pensar.