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Post under tag mathematical
Most voted puzzles under tag
mathematical
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+9
votes
If. 1+2+3=10 . 2+3+4=13 . 4+5+6=19 . 5+6+7=22 Then 6+7+8=?
posted
Oct 17, 2014
by
Balwinder
number puzzle
mathematical
logic
+7
votes
Solve in 10 Seconds: 1=02, 2=10, 3=30, 4=68, 5=??
posted
May 4, 2014
by
Hiteshwar Thakur
mathematical
number puzzle
+6
votes
IF 2 + 3 = 10 ; 8 + 4 = 96 ; 7 + 2 = 63 ; 6 + 5 = 66 then 9 + 3 = ?
posted
May 23, 2014
by
Simranjeet Singh
number puzzle
mathematical
logic
+5
votes
If x + 1/x = 1 then what would be the value of x^(1729) + x^(-1729)
posted
Dec 15, 2015
by
anonymous
mathematical
algebra
+5
votes
There are N steps, how many possible ways are there to climb those steps if you can take either 1 or 2 steps at a time?
posted
Oct 23, 2013
by
Atul Mishra
permutation
mathematical
+4
votes
If 3+5=6, 2+7=5, 3+9=9 then what does 2+6=?
posted
Oct 20, 2016
by
anonymous
logic
mathematical
number puzzle
riddle
puzzle
+4
votes
If 137 + 276 =435 how much is 731 + 672 =?
posted
Jan 29, 2015
by
Jaspalsingh Parmar
logic
mathematical
+4
votes
What number comes next in this sequence: 1 4 8 13 21 30 36 ?
posted
Jan 26, 2015
by
Arun Kumar
number puzzle
mathematical
series
+4
votes
For a sphere of radius 10 cm, what would be the ratio of numerical value of surface area to numerical value of volume?
posted
Oct 7, 2014
by
Yogeshwar Thakur
mathematical
geometry
+4
votes
Find out odd one bag with single measurement?
posted
Mar 25, 2014
by
Meenal Mishra
mathematical
logic
+4
votes
What number should replace the question mark in the bottom triangle ?
posted
Mar 7, 2014
by
Vikas Upadhyay
mathematical
visual
logic
number puzzle
+3
votes
A maths symbol is hidden in the below rebus. Can you decipher it?
posted
Mar 31
by
Upma
logic
visual
mathematical
+3
votes
Each circle has radius 1. What is the area of the green region in the following image?
posted
Mar 22
by
Salil Agrawal
geometry
mathematical
+3
votes
Three circles of equal radii all intersect at a single point as shown in figure, which of the following must be true?
posted
May 1, 2016
by
anonymous
geometry
mathematical
+3
votes
Find the missing number in the table.
posted
Apr 14, 2016
by
Puneet Batra
number puzzle
mathematical
+3
votes
Which is larger, the light area or the dark area?
posted
Mar 19, 2016
by
Aarati Mahajan
geometry
mathematical
+3
votes
ABCD is a square of side length 1. EFGH are the points on its boundary such that AE=EB, 2BF=FC, 3CG=GD & 4DH=HA...
posted
Dec 19, 2015
by
anonymous
geometry
mathematical
+3
votes
In how many ways can all of the letters be placed in the wrong envelopes?
posted
Sep 22, 2015
by
anonymous
mathematical
permutation
+3
votes
If 3 2 = 7, 5 4 = 23, 7 6 = 47, 9 8 = 79 then 10 9 = ?
posted
Jun 27, 2015
by
anonymous
mathematical
logic
+3
votes
The figure shows an isosceles triangle with AB = BC. The line DE cuts AC extended at F. If AD=5, CE=3 and EF=8 find DE.
posted
Jun 18, 2015
by
anonymous
mathematical
geometry
+3
votes
A circle has a radius of 12 units and its center is at one vertex of a square. Find the area of the shaded region?
posted
Jun 16, 2015
by
Tapesh Kulkarni
mathematical
geometry
+3
votes
Can you tell the numbers represented by blue, red and grey ?
posted
Jun 1, 2015
by
Mishthy Mukherjee
logic
mathematical
number puzzle
+3
votes
What is the ratio of area of large square to the area of smaller square in the following image?
posted
Apr 2, 2015
by
anonymous
geometry
mathematical
ratio
+3
votes
What will be the ratio of area of blue region vs white region?
posted
Mar 30, 2015
by
Amit Kumar Pandey
mathematical
geometry
+3
votes
Fill the squares with numbers 1-8 in a manner that none of two consecutive numbers are placed next to each other?
posted
Feb 23, 2015
by
anonymous
logic
mathematical
number puzzle
+3
votes
If a^3 - b^3 + ab = 35^2 and a^3 - b^3 - 3ab = 1 then (a^2 + b^2) = ??
posted
Jan 29, 2015
by
Jaspalsingh Parmar
mathematical
logic
+3
votes
The product of any two complex number is ......
posted
Jan 14, 2015
by
Jaspalsingh Parmar
mathematical
+3
votes
Addition of letters substituted for digits
posted
Dec 18, 2014
by
Bhavish D A
mathematical
number puzzle
logic
+3
votes
Can you arrange the numbers from 1 to 9 on a board that the numbers in each row, column and diagonal adds up to 15.
posted
Oct 30, 2014
by
Madhavi Latha
mathematical
number puzzle
+3
votes
If 48^8 = 12^8 x 16^a then what would be the value of a?
posted
Oct 7, 2014
by
Dilbagh
mathematical
algebra
+3
votes
What number should replace the question mark in the grid?
posted
Oct 7, 2014
by
Ankur Athari
mathematical
number puzzle
logic
+3
votes
Fill the boxes such that R1 + R2 + R3 + R4 + R5 = 30
posted
Jun 27, 2014
by
anonymous
mathematical
number puzzle
+3
votes
What is the missing number in the pie below?
posted
May 5, 2014
by
Hiteshwar Thakur
number puzzle
mathematical
+3
votes
Fill in the blank and complete the triangle.
posted
May 5, 2014
by
Hiteshwar Thakur
mathematical
number puzzle
visual
+3
votes
How many days does it take before the snail reaches the top of the pit?
posted
Apr 28, 2014
by
anonymous
mathematical
logic
+3
votes
What are the numbers "m" and "n" in this conversation?
posted
Apr 21, 2014
by
Ashwini Miraj
logic
mathematical
+3
votes
How to buy 100 Birds with $100...
posted
Apr 7, 2014
by
Adina Jain
mathematical
logic
+3
votes
Find out the missing number in the following image?
posted
Mar 29, 2014
by
anonymous
number puzzle
mathematical
+3
votes
Measure 1 to 40 litres using only four cans?
posted
Mar 28, 2014
by
Sheetal Chauhan
logic
mathematical
measurement
+3
votes
In as a certain code, 15789 is written as EGKPT and 2346 is written ALUR. How is 23549 written in that code ?
posted
Mar 27, 2014
by
Rahul Vaidya
mathematical
encryption
+3
votes
What are the present ages of car and tires? (Lets see your mathematical skills)
posted
Mar 25, 2014
by
Puneet Batra
mathematical
+3
votes
How many cigars will he be able to smoke? (Have Fun, Be smart.)
posted
Mar 24, 2014
by
Hiteshwar Thakur
mathematical
logic
+3
votes
Find the logic of missing one?
posted
Mar 19, 2014
by
Karmendra Singh Yadav
logic
mathematical
visual
reasoning
number puzzle
+3
votes
Guess the missing number
posted
Mar 17, 2014
by
anonymous
visual
mathematical
logic
number puzzle
counting
+3
votes
Which number will be part of last circle in place of question mark ?
posted
Mar 16, 2014
by
anonymous
logic
visual
mathematical
reasoning
number puzzle
+3
votes
Fill the blank cells in the following figure?
posted
Mar 8, 2014
by
Shewta Sharma
mathematical
visual
number puzzle
logic
+3
votes
Can you replace the question mark with the correct number ?
posted
Mar 6, 2014
by
Mona Sharma
visual
logic
mathematical
+3
votes
Can you find the area of the green shaded region labelled with a question mark?
posted
Mar 6, 2014
by
Gaurav Sharma
mathematical
logic
visual
+3
votes
How can you measure out exactly 4 litres of water from a tap using a 3 litre and a 5 litre bucket?
posted
Mar 6, 2014
by
Shushree Gupta
mathematical
logic
+3
votes
How to distribute water from two 10 Litre bottles to a five and four litre bottle?
posted
Mar 4, 2014
by
Salil Agrawal
logic
mathematical
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