Recent puzzles under tag mathematical

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If a+b=8, a+c=13, b+d=8 and c-d=6 Then what would be the value of a, b, c, d?

posted Sep 10, 2016 by anonymous

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The population of one town is 485200. If it increases annually at 5%, what will be its population 2 years hence.........

posted Sep 9, 2016 by Sidharth Malhotra

+1 vote

What will be the value of sum of doublets formed by taking 2 integers from 1 to 10 at a time.

posted Sep 8, 2016 by Chahat Sharma

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A quantity x varies inversely as the square of y. Given that x = 4 when y = 3, the value of x when y = 6?

posted Sep 7, 2016 by anonymous

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Solve for x, y, and z in the following equation: x29 + y30 + z31 = 366.

posted Sep 4, 2016 by George Davros

+2 votes

What is the area under a sine wave from 0 to pi?. Hint: do not use the digital form of pi, use pi = 180 degrees.

posted Sep 3, 2016 by George Davros

+1 vote

What is the next number - 71, 79, 67, 80, 68, ??

posted Sep 2, 2016 by Vilas Joshi

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A man travelled 48 1/3 km. He covered 29 1/3 km by scooter, 8 5/6 km on bicycle and remaining distance on foot..........

posted Sep 2, 2016 by Mishthy Mukherjee

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What is the caterpillar’s average speed over the entire journey?

posted Sep 2, 2016 by Divya Bharti

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Dash + dash =8 in a column and in down column dash + dash =6 and then in row dash + dash =13 right row dash +dash =8

posted Sep 1, 2016 by anonymous

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Two equal amount of money are deposited in two banks, each at .............. their interest is Rs 288, what is each sum?

posted Sep 1, 2016 by Swati Arora

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What is the sum of all of Manu's possible three-digit numbers?

posted Aug 30, 2016 by Anshika Utadi

+1 vote

At the circus, 2 sticks of fairy floss cost the same as 3 lollipops. If Samaira buys 1 stick of fairy floss...

posted Aug 30, 2016 by Deepak Chitragar

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Three balls are three numbers

posted Aug 28, 2016 by Vilas Joshi

+1 vote

A batsman makes a score of 87 runs in 17th inning & increases his averages by 3. What is his average after 17th inning?

posted Aug 28, 2016 by anonymous

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A student has to obtain 33% of total marks to pass. He got 125 marks and failed by 40 marks. What is the Maximum marks?

posted Aug 28, 2016 by anonymous

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What percentage of numbers from 1 to 70 have 1 or 9 in the unit's digit?

posted Aug 28, 2016 by anonymous

+1 vote

Out of 650 students, the ratio of the boys to that of the girls is 8:5. How many more girls should join to make it 4:3

posted Aug 27, 2016 by anonymous

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If the product of two whole numbers is zero, can we say that one or both of them will be zero?

posted Aug 27, 2016 by anonymous

+1 vote

Find the Area of Right Angled Triangle whose hypotenuse is 11 cm and perpendicular on the hypotenuse is 6 cm?

posted Aug 27, 2016 by Arghyadeep Dutt Shrivastava

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If a piece of wire 40 cm long is bent into a arc of a circle subtending an angle of 60 degree at the center...

posted Aug 26, 2016 by anonymous

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Prove 10001 - 1002 = 1 Rule : you can move/shift any one number.

posted Aug 24, 2016 by Vilas Joshi

+1 vote

How old are the daughters ?

posted Aug 24, 2016 by Varuna Magar

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The banker's discount on Rs 3200 at 6% is the same as the true discount on Rs 3248 for the same time and at.............

posted Aug 23, 2016 by Manish Tiwari

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Paradox Problem : A bottle and a cork together cost $1 and Penny 1. If cost of bottle is $1 more than that of the cork..

posted Aug 22, 2016 by Vilas Joshi

+1 vote

If x^3 + y^3 + z^3 = 81 then prove that x+y+z is less then or equal to 9 ?

posted Aug 22, 2016 by anonymous

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Solve the following mathematical puzzle?

posted Aug 22, 2016 by anonymous

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Water flows at the rate of 10 m per min. from a cylindrical pipe 5 mm in diameter....

posted Aug 19, 2016 by anonymous

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Find the rank of the word ANXIETY in the dictionary formed by letters of the word ANXIETY taken all letters of the word?

posted Aug 18, 2016 by anonymous

+3 votes

Use any mathematical symbols in the space provided to make the Algebraic expressions true?

posted Aug 18, 2016 by Atindra Kumar Nath

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Distribution of water

posted Aug 18, 2016 by anonymous

+1 vote

if 3+4=21 , 5+6=55 , 2+7=18 then 6+8=?

posted Aug 17, 2016 by Дориан Нефилим

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Solve this 5 boxes puzzle, what will be the value of the middle box in 3rd set ?

posted Aug 16, 2016 by Pushpak Chauhan

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A train 220 m long is running with a speed of 60 kmph. In what time will it pass a man who is running at 6 kmph.........

posted Aug 16, 2016 by Anuradha Tabyal

+2 votes

What is the next number in the series : 3, 24, 75, 175, 342, ?

posted Aug 12, 2016 by Arghyadeep Dutt Shrivastava

+2 votes

If, A = 1, B = 4, C = 9, D = 16 Then; E = ?

posted Aug 11, 2016 by Ankur Athari

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An apple costs $1. An orange costs $9 more than the apple. A watermelon costed $5 more than the orange. If I.........

posted Aug 11, 2016 by Upma

+1 vote

0.6 cm represents 6.6 km. If the distance between two points on the map is 80.5 cm,what is the actual distance..........

posted Aug 11, 2016 by Pardeep Kohli

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What is the smallest positive integer that cannot be represented using these conditions?

posted Aug 10, 2016 by Kuldeep Apte

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If commission of 10% is given on list price, the gain is 20%. Find the gain percent, if commission is increased to 20%?

posted Aug 10, 2016 by anonymous

+1 vote

How many pluses should we put between the digits of 987,654,321 to get a total of 99, and where?

posted Aug 9, 2016 by Manish Tiwari

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There are 5 eligible Gujarati grooms of which 2 know Bengali and 5 eligible Bengali grooms of which 3 know Gujarati...

posted Aug 9, 2016 by anonymous

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Complete the equation by putting the numbers 3, 4, 7 & 8 into their correct slots. (_ – _ ÷ _) x _ = 10

posted Aug 8, 2016 by Chahat Sharma

+1 vote

A hiker walks from one town to another. On the first day she covers one fifth of the total distance. The next day.....

posted Aug 8, 2016 by Saif Khanam

+2 votes

What is the missing number in the series: 2, 2, 4, 6, -, 10, 8, 14, 10?

posted Aug 6, 2016 by Mahedra Chaudhari

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The number inside the triangle is connected with the 3 numbers outside, can you find the connection between the numbers?

posted Aug 4, 2016 by Simranjeet Singh

+1 vote

What are the numbers x y z in the following equation, where each x,y,z can be any number from 0 to 9.

posted Aug 4, 2016 by anonymous

+1 vote

If 2 3 = 9; 5 4 = 26; and 6 2 = 13 then 7 4 = ??

posted Aug 2, 2016 by anonymous

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Find the missing no in the following grid - 2 8 9 3 2 4 3 6 ?

posted Aug 2, 2016 by Jeson Dsouza

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Six years ago a woman was nine times the age of her niece and she is now three times the age of her ................

posted Aug 2, 2016 by Prachi Sharma