Recent puzzles under tag mathematical

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Solve for all real values of x such that |x – 1| – |x + 1| + x < 0

posted Nov 24, 2023 by Pushpak Chauhan

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Solve for real values of x such that: √(5|x| + 8) = √(x2 – 16)

posted Nov 23, 2023 by Maninder Bath

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A code has 4 digits and you know this information. 9285 one number is correct but in the wrong place 1937 two.........

posted Nov 23, 2023 by Mishthy Mukherjee

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Two logicians (A and B) each pick a whole number from 1 to 30 inclusive. The following conversation happens:.........

posted Nov 23, 2023 by Rahul Vaidya

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What is the probability the distance d between the points is larger than l?

posted Nov 20, 2023 by Anil Chaurasiya

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ABCD is a square with area 625 square meters and AEFD is a rhombus with area 500 square meters. What is the area........

posted Nov 20, 2023 by Anshika Utadi

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Three squares are shown. The large square has a side length of 60, and the two smaller squares are...........

posted Nov 20, 2023 by Basabdatta Mukherjee

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A piece of paper measuring 8 by 6 is folded several times, as shown. What is the area of the final shape?

posted Nov 20, 2023 by Deepak Chitragar

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Solve for all real values of x such that 9x + 12x = 16x

posted Nov 15, 2023 by Riteshwar

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Solve for all real values of x such that (8x – 2x)/(6x – 3x) = 2

posted Nov 15, 2023 by Kapil Kapoor

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A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current. He can swim upstream........

posted Nov 8, 2023 by Harshita Dhaliwal

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You and your two friends are working in a multinational company. How can you three find out the average salary........

posted Nov 7, 2023 by Upma

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If each of the 3 semicircles below has an area equal to 72, and is the midpoint of , what is the area of the shaded.....

posted Nov 6, 2023 by Ujjwal Mehra

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A regular hexagon with side length 2 has semicircles constructed in its interior of each side. What is the shaded.......

posted Nov 6, 2023 by Sandeep Bedi

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A square has a side length of 7. On each corner, a quarter circle with radius 3 is constructed with the corner........

posted Nov 6, 2023 by Pankaj Deshmukh

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Suppose x + 1/x = √3. Then what is the value of x100 + 1/x100 = ?

posted Nov 2, 2023 by Sidharth Malhotra

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Suppose x + 1/x = 5 and x > 0. Then what is the value of √x + 1/√x = ?

posted Nov 2, 2023 by Amarvansh

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Five teams were competing in cricket where they faced each other exactly once. After the tournament, the following......

posted Oct 30, 2023 by Karan Joglekar

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Can you complete the sequence? 192, 021, 222, 324, 252, 627, 2__, 9__?

posted Oct 30, 2023 by Samardeep Acharya

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Point P is selected uniformly at random in the interior of square ABCD. What is the probability that angle APD..........

posted Oct 26, 2023 by Mishthy Mukherjee

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Three circles of equal size are arranged in a triangle to be pairwise tangent. The vertical distance spanned............

posted Oct 26, 2023 by Yogeshwar Thakur

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The diagram shows a sphere with center O that contains a cone whose diameter AB is equal to its height CM.........

posted Oct 26, 2023 by Yogeshwar Thakur

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The roots of 2x2 – x + k = 0 are sin θ and cos θ. What is the value of k?

posted Oct 25, 2023 by Prachi Sharma

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Evaluate below equation.

posted Oct 25, 2023 by Swati Arora

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Which number is larger and why?

posted Oct 25, 2023 by Aman

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How can you add eight 6s together so that the total adds up to 750?

posted Oct 18, 2023 by Atif

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If you take my son’s age and multiply it by one and a half times his age you get 24. How old is my son?

posted Oct 17, 2023 by Basabdatta Mukherjee

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A huge bag of garlic bulbs weighs 294 lbs divided by 1/6th of its weight. How much does the bag of garlic weigh?

posted Oct 16, 2023 by Anamika

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How can you add eight 4s together so that the total adds up to 500?

posted Oct 13, 2023 by Ritika

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What’s the area of the rectangle marked with a question mark in the figure below?

posted Oct 13, 2023 by Vikram Luthra

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Let P(x) be a 4th degree (quartic) polynomial with real coefficients. For all real values of x, the polynomial..........

posted Oct 13, 2023 by Prithvi

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Rectangle ABCD is made up of 5 equal rectangles, as shown. Point E is on side CD, and AD = 10. What is the area.........

posted Oct 13, 2023 by Varun Kumar

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If you multiply this number by any other number, the answer will always be the same. What number is this?

posted Oct 12, 2023 by Rahul Chandel

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Maria went to the bread store to buy a loaf of bread for dinner. She had 2 quarters, 4 dimes, 3 nickels and 2 pennies...

posted Oct 12, 2023 by Ankur Athari

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Jeff has $28.75. He purchased three cookies that cost $1.50 each, five newspapers that each cost $0.50, five flowers....

posted Oct 12, 2023 by Upma

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What number divided by 4 is the same as that number minus 4?

posted Oct 12, 2023 by Varuna Magar

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A number ABCD times 4 equals DCBA. Each letter is a different digit from 0 to 9. What is the value of each letter?

posted Oct 9, 2023 by Saif Khanam

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Why does the second shape have an open block when the first shape does not?

posted Oct 9, 2023 by Tapesh Kulkarni

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Determine the largest number that is the product of positive integers whose sum is 1976.

posted Oct 6, 2023 by Kuldeep Apte

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If you donate to a charity on a credit card, you might get asked to add a small amount to cover the credit card.........

posted Oct 6, 2023 by Karan Joglekar

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For what real value of x is......

posted Oct 6, 2023 by Aastha Joshi

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Anu is late to a meeting in progress. After she joins the room, the average age of all people in the room increases.....

posted Sep 29, 2023 by Nimish

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Consider a list of numbers where the integer n appears for n times, 1 ≤ n ≤ 200. 1, 2, 2, 3, 3, 3, 4, 4, 4, 4..........

posted Sep 29, 2023 by Atif

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We have arranged an array of numbers below. What you have to do is use any kind of mathematical symbol you know exc

posted Sep 26, 2023 by Prithvi

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In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung..........

posted Sep 26, 2023 by Varun Kumar

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Suppose a stock decreases 10% in year one and increases by 10% in year two. The stock does not pay any dividends........

posted Sep 21, 2023 by Puneet Batra

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What is the value of x?

posted Sep 21, 2023 by Sidharth Malhotra

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If x + y = 12, what is the minimum value of: √(4 + x2) + √(9 + y2)

posted Sep 21, 2023 by Amarvansh

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Can you solve the below geometrical problem?

posted Sep 14, 2023 by Tapesh Kulkarni

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If pentagons have five sides, octagons have 8 sides, decagons have 10 sides and hexagons have 6. How many sides does....

posted Sep 6, 2023 by Vishal