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Most viewed puzzles under tag mathematical

0 votes
Complete the series 1, 2, 5, 12, 27, 58, 121,.......
posted Apr 30, 2014 by Aastha Joshi
  • number puzzle
  • mathematical
  • counting
+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
0 votes
It takes 1629 digits to number the pages of a book. How many pages does the book have?
posted Jul 31, 2014 by Sidharth Malhotra
  • logic
  • mathematical
0 votes
Find the next number in the sequence 58, 26, 16, 14, ??
posted Jul 2, 2014 by anonymous
  • mathematical
  • number puzzle
0 votes
Find the missing numbers in the following triangles?
posted May 20, 2015 by Harshita Dhaliwal
  • mathematical
  • logic
0 votes
How much time will take for an amount of Rs. 900 to yield Rs. 162 as interest at 9% per annum of simple interest?
posted Mar 2, 2020 by Pankaj Deshmukh
  • mathematical
  • interest
  • percentage
0 votes
What is the next term in the series - 101, 97, 91, 83, 73, 61, 47, ?
posted Nov 12, 2018 by Rahul Vaidya
  • number puzzle
  • series
  • mathematical
0 votes
If A+B = 225 then what would be (1+tan A)(1+tan B) = ??
posted Nov 20, 2015 by Madhavi Latha
  • trignomatry
  • mathematical
–1 vote
What number goes into the empty brackets?
posted May 9, 2014 by Kapil Kapoor
  • number puzzle
  • mathematical
+1 vote
In a class of 20 students in an examination in Mathematics 2 students scored 100 Marks each, 3 get zero each...
posted Mar 9, 2016 by Ritika Sharma
  • mathematical
–1 vote
Can you find out the missing number in the grid?
posted Feb 27, 2015 by Varuna Magar
  • number puzzle
  • mathematical
  • logic
+1 vote
Find the area of the square if square and an equilateral triangle have same perimeter?
posted Sep 17, 2014 by Dilbagh
  • mathematical
  • geometry
+1 vote
If 1 = 3; 2 = 6; 3 = 11; 4 = 18; then 5 = ?
posted Jun 20, 2020 by Riteshwar
  • logic
  • number puzzle
  • mathematical
+2 votes
How can you get just 4 liters of water using only these two jugs?
posted May 2, 2014 by Aastha Joshi
  • mathematical
  • logic
  • strategy
–1 vote
Find the missing number in the series - 10,11,19,28,??,117
posted Nov 25, 2014 by Balwinder
  • number puzzle
  • series
  • mathematical
0 votes
Can you solve the below tricky equation shown in the picture below?
posted May 6, 2020 by Saif Khanam
  • visual
  • mathematical
  • puzzle
0 votes
Can you solved the below fun math equation?
posted Jul 20, 2020 by Aman
  • visual
  • puzzle
  • mathematical
0 votes
I have 700 rupees. There are equal number of 25 paise coins,50 paise coins and 1 rupee coins....
posted Apr 11, 2016 by Andy Quirós
  • mathematical
0 votes
If you add the square of Tom's age to the age of Mary, the sum is 62; but if you add the square....
posted Apr 7, 2016 by Renita
  • time age
  • mathematical
0 votes
Given the series: 4, 7, 12, 21, 38, ......what is the sum of seventh and ninth term?
posted Jun 24, 2020 by Rahul Vaidya
  • series
  • mathematical
  • number puzzle
+1 vote
What is the area of a rhombus of side 13 such that the sum of its two diagonals is 34?
posted Apr 24, 2016 by Kavana Gowda
  • geometry
  • mathematical
0 votes
The numbers 111, 222, 333, 444, 555, 666, 777, 888 and 999 are all multiples of what number?
posted Sep 20, 2020 by Mishthy Mukherjee
  • mathematical
  • number puzzle
+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
  • geometry
  • mathematical
  • science
+2 votes
A duck was given $9, a spider was given $36, a bee was given $27.................How much money would be given to a cat?
posted Jan 23, 2019 by Amarvansh
  • mathematical
  • logic
+2 votes
What number should replace the question mark
posted Nov 26, 2015 by Pouya
  • mathematical
  • visual
  • series
  • logic
  • number puzzle
+1 vote
100 seats in a theater. @5/tkt; 1rs/ tkt and rs 0.05/ tkt. Adding tptalnto 100 rs.
posted Jun 26, 2016 by Anup Desai
  • logic
  • mathematical
0 votes
What number should replace the question mark in the grid?
posted Sep 16, 2014 by Kuldeep Apte
  • mathematical
  • number puzzle
+1 vote
What number should replace the question mark?
posted Sep 10, 2014 by Sandeep Otari
  • mathematical
0 votes
What is equal to 1 / (1+a^(n-m)) + 1 / (1+a^(m-n)) .
posted Sep 14, 2015 by Vishal
  • mathematical
+1 vote
What fraction of the largest square is shaded blue?
posted Mar 18, 2015 by anonymous
  • geometry
  • mathematical
0 votes
What is the measure of angle AEF? What is the perimeter of triangle ECF? That is, what is the value of EC + CF + FE?
posted Jul 2, 2020 by Vikram Luthra
  • geometry
  • mathematical
+2 votes
A bird has a head 9 cm long. The tail is equal to the size of the head plus a half.................How long is the bird?
posted Feb 27, 2019 by Udita
  • logic
  • mathematical
0 votes
A man wants to reach a window which is 40 feet above the ground. The distance from the foot.....
posted Apr 4, 2016 by Arun Angadi
  • logic
  • mathematical
0 votes
Solve this number puzzle and find out the possible value for a,b,c and d.
posted Oct 20, 2016 by Nikita Sehgal
  • number puzzle
  • mathematical
+2 votes
Seven Robbers loot a bank and hide the coins at a deserted factory. They decide to divide the money equally next morning
posted Jul 27, 2016 by Pushpak Chauhan
  • mathematical
  • logic
  • mystery
+2 votes
If 11=20 12=31 13=42 then 14=??
posted May 1, 2014 by Amit Kumar Pandey
  • mathematical
0 votes
A man earns Rs 20 on first day. How soon he will have Rs 60 in hand?
posted Jul 1, 2015 by Karan Joglekar
  • logic
  • mathematical
0 votes
Who should pay and how much ?
posted Sep 11, 2014 by Anil Chaurasiya
  • mathematical
0 votes
A girl is twice as old as her brother and half as old as her father. In 22 years, her brother will be half as old father
posted Oct 8, 2017 by anonymous
  • time age
  • mathematical
  • logic
0 votes
What is the answer for the following question?
posted Feb 18, 2015 by Mohammed Hussain
  • logic
  • mathematical
0 votes
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
  • logic
  • mathematical
  • number puzzle
0 votes
Find a five-digit number which has its digits reversed when it is multiplied by 9?
posted Jun 20, 2017 by anonymous
  • mathematical
  • logic
+1 vote
Husband & wife have a combined age of 91. If husband is now twice as old as his wife was when he was as old as she is...
posted Mar 12, 2016 by Navya
  • time age
  • mathematical
0 votes
How many numbers from 11 to 50 are there which are exactly divisible by 7 but not by 3 ?
posted Aug 4, 2014 by Rahul Singh
  • mathematical
  • series
+1 vote
What is the four-digit number in which the ................................ and the last is three times the second?
posted Jan 12, 2015 by Riteshwar
  • logic
  • number puzzle
  • mathematical
+1 vote
When soon do you have Rs. 60 if you are depositing Rs. 3 in First day and Rs. 3 in Second day....
posted Oct 19, 2014 by Salil Agrawal
  • mathematical
  • logic
+2 votes
What should be the value of the fourth column?
posted Aug 25, 2014 by Mishthy Mukherjee
  • mathematical
  • logic
+2 votes
Which is bigger: the total area of yellow or the total area of red?
posted Feb 25, 2014 by Meenal Mishra
  • mathematical
  • visual
+2 votes
If 8^m = 32 then what is the value of m?
posted Oct 10, 2014 by anonymous
  • algebra
  • mathematical
+1 vote
In how many minutes will the bath be filled?
posted Feb 24, 2015 by Maninder Bath
  • mathematical
  • time work
  • logic
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