Recent puzzles under tag mathematical

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Can you solve the below puzzle.

posted Feb 11 by Yogeshwar Thakur

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You need to fill in the number sentences using the numbers 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 exactly once.

posted Feb 11 by Rahul Vaidya

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A circle of radius 12 is inscribed in a right triangle, dividing the hypotenuse into lengths of a and b = 44............

posted Feb 10 by Prachi Sharma

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A right trapezoid has parallel sides of 3 and 7. What is the radius of the inscribed circle, tangent to all four sides?

posted Feb 10 by Swati Arora

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The figure below consists of a rectangle and two attached circular sectors. All length dimensions are in meters.........

posted Feb 5 by Mridul

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A solid figure is made by stacking several cubical blocks with a side length of 1 cm. The views from the front..........

posted Jan 29 by Balwinder

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In the quadrilateral ABCD, angle A = 90°, angle ABD = 40°, angle BDC = 5°, angle C = 45°, and the length of AB is 6.....

posted Jan 29 by Riteshwar

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The two circles with radii r and s have common tangents of AB and PQ. The length of PQ is 14 units and the length.......

posted Jan 28 by Rajni

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The rear wheel of a motorcycle is 6 feet in circumference. The gear wheel, attached to this rear wheel, has 12 teeth....

posted Jan 23 by Rahul Chandel

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In each line the numbers are arranged in accordance with some particular scheme. Write what two numbers should come.....

posted Jan 23 by Ankur Athari

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Each shape represents a different digit from 0 to 9. What is the value of each shape?

posted Jan 20 by Parampreet Kaur

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Inside of rectangle ABCD is a triangle AMN with M along BC and N along CD. Suppose BM = 6 cm, ND = 4 cm.............

posted Jan 16 by Samardeep Acharya

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Simplify the following equation.

posted Jan 10 by Mohammad

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N is a three-digit number. The digits of N can be swapped to give five new numbers. If we add these five numbers........

posted Jan 9 by Deepak Chitragar

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Earlier this year, a logician friend told me a fun fact. She said, “Two days ago, I was 13 years old, but next year.....

posted Jan 8 by Riteshwar

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A father notices if he reverses the digits of his age, it is the age of his son. 9 years ago, the father was twice......

posted Jan 8 by Akriti

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Jatin today is twice Maya’s age when Jatin was Maya's age. When Maya will be Jatin’s age, the sum of their ages will....

posted Jan 8 by Anamika

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A census taker visits the home of a mathematician and asks for the ages of his children. The mathematician offers......

posted Jan 7 by Ritika

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Fill in the grid using the numbers 1 to 9 exactly once to make all equations true.

posted Jan 7 by Prithvi

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What is the value of this expression: 3 × 3 – 3 ÷ 3 + 3 = ?

posted Jan 7 by Varun Kumar

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In a room of 100 people, 99% are left-handed. How many left-handed people have to leave the room to bring that.........

posted Dec 19, 2024 by Pankaj Deshmukh

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Exactly one of these five numbers is a square number. Which one?

posted Dec 18, 2024 by Manish Tiwari

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Let α = log10 2, β = log10 3, γ = log10 7. Which of the following choices is closest to an integer?

posted Dec 18, 2024 by Puneet Batra

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Solve for all real numbers x such that (x2 – 7x + 11)(x2 – 11x + 30) = 1

posted Dec 18, 2024 by Sidharth Malhotra

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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

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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

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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

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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

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

posted Dec 17, 2024 by Brijesh Talwar

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

posted Dec 17, 2024 by Saif Khanam

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Can you solve it?

posted Dec 4, 2024 by Samardeep Acharya

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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

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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

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

posted Nov 29, 2024 by Rahul Vaidya

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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

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In the following diagram, how tall is the table?

posted Nov 26, 2024 by Mohammad

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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

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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

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The problem is: 2x + x = 5

posted Nov 22, 2024 by Rajni

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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

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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

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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

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Can you solve this below equation.

posted Nov 20, 2024 by Ankur Athari

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

posted Nov 7, 2024 by Nikhil Pandey

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

posted Nov 5, 2024 by Brijesh Talwar

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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

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What is √-4 √-9 equal to?

posted Nov 4, 2024 by Kuldeep Apte

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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

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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

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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