Which area is larger? || Most say blue

[1/(√2+1)] +1=? || Without calculator

Which area is larger? Red or blue? || Most people answer red

xˣ⁵=100, x=? || A great trick to answer this typical exam question

Cool trick to factor x⁴+x²+1 in 1 minute || algebraic tricks

You can answer this question for engineers on AMAZON

(333x666x999)/[333(333+666+999)] || Sin calculadora y en 55 segundos.

5ˣ²=(³√16+³√54)/³√2; x=? || ¿Puedes con esta pregunta aparantemente compleja de admision?

x/y=2/3; x/z=1/6; z/y=? || You can solve this system of three equations at a glance

10²⁰/20¹⁰ || The answer is NOT 1/4

You can solve this logical reasoning question in less than 1 minute.

√(x²+1)=x || Most people say it can't be done, can you?

Calculate: 120%[(2%+3%)/(2%x3%)]=? || Classic percentages in admission

9999x6=? || Multiplication hack you didn't know

(333x333x333)/[333(333+333+333)]=? || You could answer in less than 1 minute and without a calcul...

Calculate the shaded area intuitively

You should be able to solve this admissions question in less than 1 minute || Can you do it?

(3^log3²)^2^log2³=? || Do you know the properties of logarithms?

1000²-999²=? || Can you solve it mentally?

25²⁰²⁰+26²⁰²¹+27²⁰²²=.....? || Can you tell me what number the result of this operation ends in?

The average of 4, 5 and a is 6. Calculate a

You can solve the easiest geometry question in the world

xˣ+x²ˣ=20; xˣ=? || El 90% dice que la respuesta es 2, ¿estás de acuerdo?

2¹²/2 || ¿Qué es lo primero que responderías?

xˣ³ = 36; x=? || Cool trick to solve a super classic Olympic question in 1 minute

Cool trick to square any number ending in 5

How much is ((1+1)²+1²)+1 || The majority said it comes out to 26, what do you say?

1=2 || Don't believe me? I'll "prove" it to you

Puedes decirme en qué cifra termina 3²⁰²²

[√(3+2√2) - √(3-2√2)]²=? || Without a calculator and in 1 minute

Calculate the area of a rectangle inscribed in 1 right triangle || Classic Admission

xˣ²=2; Calculate x || Trick to solve this difficult algebraic exercise

x²-6x+1=0; x+1/x=? || You only need your intuition to solve this exercise

Area of ​​a circle tangent to 4 other circles tangent to each other || Geometric challenge for hi...

√(2.25+√2) - √2=? || I'll show you how to solve this operation without a calculator and in 1 minute

16, 06, 68, 88, ___, 98 || Which number completes the sequence? Question for children in China

1+1=3 || I'll "prove" it to you!

20⁴⁰/40²⁰ = ? || Most people answered 1/4, do you agree?

2⁸+2⁸+2⁹+2¹⁰+2¹¹=? || La mayoría de escolares fallaron, ¿podrás hacerlo?

Classical admission: area of the square inscribed in a right triangle

(1/1024)⁻⁰:⁸=? || Do you know the laws of exponents?

x+5y=3; (2ˣ)(32ʸ)=? || SAT Problem for US Admission (You should solve it in 1 minute)

To calculate the shaded area you need to use your intuition.

Trick to factor x⁴+x²+1 in 1 minute! || Admission question

¿Cuántas personas como mínimo pueden formar 6 líneas de 4 personas por cada línea? || NO son 24

xˣ=2; x^xˣ⁺¹=? || Puedes resolver este bonito reto algebraico

(√32+√18)/√50=? || Most people say it comes out to 1. Do you agree?

(-2)²-2²+(-2)³+2³=? || Deberías resolver sin error esta básica pregunta