Recent puzzles under tag mathematical

0 votes

A point inside a pentagon is connected to the midpoints of the sides of the pentagon and to a corner, as shown.........

posted Dec 18, 2024 by Amarvansh

0 votes

Leibniz is credited as one of the inventors of calculus. But probability was a developing field, and he made.........

posted Dec 18, 2024 by Madhavi Latha

0 votes

The arc, centered at point O, is a quarter-circle. Find the simplest formula for the radius of the circle in terms......

posted Dec 17, 2024 by Parampreet Kaur

0 votes

The psychologist Max Wertheimer was a friend of Albert Einstein. In 1934, he wrote a letter to Einstein with the......

posted Dec 17, 2024 by Chahat Sharma

0 votes

If x2 – 3x + 1 = 0, then find the value of x5 + 1/x5.

posted Dec 17, 2024 by Brijesh Talwar

0 votes

A supposed proof that 2 + 2 = 5 has been circulating. Can you spot the mistake?

posted Dec 17, 2024 by Saif Khanam

0 votes

Can you solve it?

posted Dec 4, 2024 by Samardeep Acharya

0 votes

For the equation below, find the value of k for which the equation has numerically equal but opposite signs.........

posted Dec 2, 2024 by Simranjeet Singh

0 votes

A cylinder has a volume of 500 ml and a minimum surface area. Calculate the dimensions of the cylinder’s radius.........

posted Dec 2, 2024 by Nikita Sehgal

0 votes

Solve for all real values of x such that: 2x(3x2) = 6

posted Nov 29, 2024 by Rahul Vaidya

0 votes

Fill a 9×9 grid so that each column, each row, and each of the nine 3×3 grids contains all of the digits from 1 to 9.

posted Nov 27, 2024 by Dilbagh

0 votes

In the following diagram, how tall is the table?

posted Nov 26, 2024 by Mohammad

0 votes

After a company event, a group of engineers get lost and find themselves at an old and rickety bridge. They all need....

posted Nov 25, 2024 by Basabdatta Mukherjee

0 votes

On a rainy day, a girl broke up with her boyfriend after being together for eight long years. They decided..........

posted Nov 25, 2024 by Deepak Chitragar

0 votes

The problem is: 2x + x = 5

posted Nov 22, 2024 by Rajni

0 votes

Chaya purchased a portable music player for $100 through a deal. She sold it to Sindy for $125. After a year........

posted Nov 21, 2024 by Ritika

0 votes

Kamal read 30 pages of a book on Monday and 1/8 of the book on Tuesday. He completed the remaining 1/4 of the book......

posted Nov 21, 2024 by Rahul Chandel

0 votes

A pattern of triangles is shown below. Fill in the table for figure 5. Calculate the total number of triangles..........

posted Nov 20, 2024 by Sandeep Otari

0 votes

Can you solve this below equation.

posted Nov 20, 2024 by Ankur Athari

0 votes

What is the probability of rolling a sum of 7 with two fair six-sided dice?

posted Nov 7, 2024 by Nikhil Pandey

0 votes

What is half of 2 plus 2? How would you answer? Is it 2 or 3?

posted Nov 5, 2024 by Brijesh Talwar

0 votes

The two circles are congruent, each with a radius equal to 5. What is the area of the square?

posted Nov 5, 2024 by Saif Khanam

0 votes

What is √-4 √-9 equal to?

posted Nov 4, 2024 by Kuldeep Apte

0 votes

You are given with six numbers – 1, 2, 3, 4, 5 and 6. You can arrange them in any order and you can..........

posted Nov 4, 2024 by Samardeep Acharya

0 votes

A numeric lock has 3 digit code with the below rules: (3,0,2)one number is correct and well-placed; (3,5,6)one number..

posted Oct 29, 2024 by Anuradha Tabyal

0 votes

Ram's adolescence lasted for 1/6 of his life. He grew facial hair after 1/12 more. He married Sushma after 1/7......

posted Oct 28, 2024 by Yogeshwar Thakur

0 votes

If after spending 10% of your money, you have $180 left, how much did you start with?

posted Oct 24, 2024 by Atif

0 votes

Is tan 1° a rational number? justify why or why not.

posted Oct 24, 2024 by Mohammad

0 votes

What is the measure of angle EDF shown in the diagram below?

posted Oct 21, 2024 by Ritika

0 votes

What is the perimeter of the composite rectilinear shape?

posted Oct 21, 2024 by Vikram Luthra

0 votes

There are three gallons X, Y & Z. Gallon X having a capacity of eight litres is filled with 5 litres of liquid.........

posted Oct 21, 2024 by Varun Kumar

0 votes

Can You Find the Missing Number?

posted Oct 18, 2024 by Rahul Chandel

0 votes

If the mathematical operations are changed in such a way that 10+5-3x4=11, 15+3-5x10=50.........

posted Oct 18, 2024 by Sandeep Otari

0 votes

A man has 20,000 Rs which contains 500 and 1000 Rs notes. If the number of 500 Rs notes is 20. Find the number..........

posted Oct 16, 2024 by Manish Tiwari

0 votes

Fill The Empty Squares.

posted Oct 16, 2024 by Puneet Batra

0 votes

This is a nice no-calculator question. Which is larger?

posted Oct 16, 2024 by Madhavi Latha

0 votes

There are boxes on a trailer, but you only get to see them from the front, side, and back views. Can you figure out.....

posted Oct 14, 2024 by Parampreet Kaur

0 votes

Four children were experimenting with a scale. As each did not want the others to know their individual mass........

posted Oct 14, 2024 by Chahat Sharma

0 votes

Fill The Empty Squares:

posted Oct 10, 2024 by Kuldeep Apte

0 votes

If 134 = 1916, 245 = 41625, 356 = 92536 then 467 = ? And 578 = ?

posted Oct 10, 2024 by Karan Joglekar

0 votes

If X + Y = 14, X - Y = 14 then find X ÷ Y = ?

posted Oct 10, 2024 by Aastha Joshi

0 votes

If A4 = 14, B4 = 78 then C4 = ?

posted Oct 10, 2024 by Aastha Joshi

0 votes

If A = 46, B = 50, C = 54 Then D = ? And E = ?

posted Oct 9, 2024 by Aarati Mahajan

0 votes

Narayan Murthy walks from his home to college. One day he wakes up late and walks an incredible 20 km/h from home.......

posted Oct 9, 2024 by Simranjeet Singh

0 votes

Sonal asked the class to see if they could find the sum of the first 50 odd numbers. As everyone settled down.........

posted Oct 9, 2024 by Pushpak Chauhan

0 votes

If 485= 324062 , 572= 351449 , Then 690=?

posted Oct 4, 2024 by Prachi Sharma

0 votes

If a+3-1x3+2-4+0x1=0." a = ?

posted Oct 4, 2024 by Swati Arora

0 votes

If 3 + 2 = 165, 2 + 1 = 123, 4 + 2 = 286, 5 + 3 = 2158 then 6 + 1 =?

posted Oct 4, 2024 by Aman

0 votes

Use the digits 1, 2, 3, 4, 5 and 6 once only, in this multiplication sum to make it correct.

posted Oct 4, 2024 by Dilbagh

0 votes

Can you calculate 18% of 50 in your head? How about 4% of 75 32% of 25 15% of 20.

posted Oct 4, 2024 by Mridul