Recent puzzles under tag mathematical

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What is the product of their present ages?

posted Nov 26, 2018 by Atif

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What is the side length of the smallest regular hexagon that can pack 6 circles of unit length in the given way?

posted Nov 23, 2018 by anonymous

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What is the maximum possible height of the snowman?

posted Nov 23, 2018 by anonymous

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How many factors of ********** are odd numbers?

posted Nov 22, 2018 by Anamika

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A certain number is divided by five, seven is added and the result is quadrupled to...........What was the first number?

posted Nov 22, 2018 by Rajni

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What is the price of the chocolate?

posted Nov 21, 2018 by Vikram Luthra

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Find a four digit number, with four different digits, that equal to the number formed by its digits in descending.......

posted Nov 21, 2018 by Harshita Dhaliwal

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In a race of 400 m, A can beat B by 120 m and C by 80 m. In a race of 1000 m, C will beat B by what distance?

posted Nov 20, 2018 by Upma

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Sum of the ages of my five niece is 47, ages of any two of them have a common divisor greater than 1. How old is eldest?

posted Nov 20, 2018 by anonymous

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If 37*14 = 17, 69*33 = 34 and 91*125 = 72 then what should 28*56 = ?

posted Nov 16, 2018 by anonymous

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786 bananas are bought for Rs 2751, sold at the rate of Rs 35 per half dozen.What is the percentage of profit or loss?

posted Nov 16, 2018 by Amarvansh

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Five circles are created to the maximum possible area in a hexagon, find the ratio of the grey region on the image?

posted Nov 15, 2018 by anonymous

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How many squares can be formed in the following image by connecting four points of 8x8 grid?

posted Nov 15, 2018 by anonymous

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At a Christmas Eve charity fundraiser, the price of 4 mince pies and 2 sausage.........How much do 3 sausage rolls cost?

posted Nov 15, 2018 by Chahat Sharma

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The present ages of A,B and C are in proportions 3:4:5. Six years ago, the sum.......What is the product of their ages?

posted Nov 15, 2018 by Saif Khanam

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How many 16oz cups did Samantha fill?

posted Nov 15, 2018 by Tapesh Kulkarni

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Four semicircles are packed into a square, as shown. What proportion of the square is filled?

posted Nov 14, 2018 by anonymous

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The banker's discount on a bill due 9 months hence at 12% is Rs 3300. What is true discount?

posted Nov 14, 2018 by Karan Joglekar

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What is the difference between the sum of the prime numbers between 0 and 10 and the product of those numbers?

posted Nov 13, 2018 by Nikita Sehgal

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What is the next term in the series - 101, 97, 91, 83, 73, 61, 47, ?

posted Nov 12, 2018 by Rahul Vaidya

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A puzzle consisting of 100 pieces. What is the minimum number of pieces I have to draw randomly from a pile...

posted Nov 11, 2018 by anonymous

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How many times, on average, do you need to toss a single unbiased coin to get 5 times 'heads' in a row?

posted Nov 11, 2018 by anonymous

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See the following triangle and find the ratio of green and red area?

posted Nov 11, 2018 by anonymous

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What is the value of the folowing?

posted Nov 11, 2018 by Tejas Naik

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Difference between squares of two numbers is 8. Twice the square of first number by square of second number is 19...

posted Nov 6, 2018 by anonymous

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At what simple interest rate percent per annum will a sum of money triple in 21 years?

posted Nov 5, 2018 by Anamika

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Compute the sum over all integers n for which (n^3 + 8) / (n^2 - 4) is an integer?

posted Nov 3, 2018 by anonymous

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When a conical bottle rests on its flat base, the water in the bottle is 8 cm from the cone's vertex....

posted Nov 3, 2018 by anonymous

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A father said to his son, " I was as old as you are at the present at the time of your birth ". If the father's age.....

posted Nov 2, 2018 by Varun Kumar

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How many factors of 953990136 are odd numbers?

posted Nov 1, 2018 by anonymous

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Does there exist a right triangle composed of rational side lengths that has an area of 5?

posted Nov 1, 2018 by anonymous

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What is the product of the first and third part?

posted Oct 31, 2018 by Varuna Magar

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A shopkeeper marks up his goods by 35% and gives a discount of 20%. Apart from........What is his net profit percentage?

posted Oct 30, 2018 by Ujjwal Mehra

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What number should replace the question mark?

posted Oct 29, 2018 by Sidharth Malhotra

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How many ways are there to answer a 20-question exam where 15 questions are true-false and 5 are MCQs with 4 choices?

posted Oct 26, 2018 by anonymous

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The marked price of a shirt is Rs 786. A shopkeeper offers three.................How much will you have to pay, finally?

posted Oct 25, 2018 by Chahat Sharma

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The tens digit of a two digit number is two more than the ones digit. The number is 30 more than four times.............

posted Oct 25, 2018 by Tapesh Kulkarni

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Can you solve this?

posted Oct 24, 2018 by Karan Joglekar

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Look at the numbers given in the picture and find the missing number.

posted Oct 23, 2018 by Simranjeet Singh

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3 points are randomly chosen on a circle. Find the probability that they are vertices of an acute angled triangle?

posted Oct 23, 2018 by anonymous

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A cycling group are on a five day ride for charity. On the first day ...............How many miles have they travelled?

posted Oct 23, 2018 by Pushpak Chauhan

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What is the product of the area of square, equilateral triangle and the rectangle?

posted Oct 22, 2018 by anonymous

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You have a coin that may be biased. If P is the probability of your coin flip being Heads, you don't know what P is...

posted Oct 22, 2018 by anonymous

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How long will it take both of them to write 60 cards?

posted Oct 22, 2018 by Rahul Vaidya

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What percentage of all positive integers can be written in the form a^b*b^a (where a and b are positive integers)?

posted Oct 20, 2018 by anonymous

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Can you calculate the time that will be taken by 6 large pipes and 6 small pipes together to drain the reservoir?

posted Oct 17, 2018 by Naveen Kumar

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You have 10 positive integers that each have d digits. What is minimum number of digits the sum will have in terms of d?

posted Oct 16, 2018 by anonymous

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What is the area of the red region if the angle of bigger mouth is double of the smaller mouth?

posted Oct 16, 2018 by anonymous

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Find the ratio of the length of large triangle vs small triangle?

posted Oct 15, 2018 by anonymous

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Can you measure out 4 liters?

posted Oct 15, 2018 by Ati Kumar