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Recent puzzles under tag mathematical

+2 votes
Find natural number n such that (5n)! has 2018 trailing 0's?
posted Apr 30, 2018 by anonymous
  • number puzzle
  • mathematical
  • algebra
0 votes
You would like to have $35,000 in 5 years to purchase a new car. At the end of 2 years you receive a $10,000 bonus...
posted Apr 29, 2018 by anonymous
  • interest
  • mathematical
+1 vote
The HCF and LCM of two numbers is 14 and 588 respectively. If the first number is 84, find the second one?
posted Apr 27, 2018 by anonymous
  • mathematical
+1 vote
Which is most likely, two coins both landing heads up or a picture card being chosen at random from a full deck?
posted Apr 27, 2018 by anonymous
  • probability
  • mathematical
0 votes
There are six combinations of numbers possible using the digits 2, 3, 8. How many of these combinations are even?
posted Apr 26, 2018 by anonymous
  • permutation
  • mathematical
0 votes
Farhan is ten years younger than Chetan, who is two-thirds as old as Anand.........................How old is Anand?
posted Apr 26, 2018 by Anuradha Tabyal
  • time age
  • mathematical
0 votes
Find the minimum value of n such that the equation 10^n/x = 1989 has an integer solution x where n is a natural number?
posted Apr 25, 2018 by anonymous
  • number puzzle
  • mathematical
  • algebra
+1 vote
Blue figure is made of five quarter-circle arcs (integer radius) and a segment of length 4, what is area of blue shade?
posted Apr 25, 2018 by anonymous
  • mathematical
  • geometry
0 votes
You have to finish in a double game of darts, which number has most number of different ways of finishing with 2 darts?
posted Apr 25, 2018 by anonymous
  • logic
  • mathematical
+2 votes
The red region in the diagram is enclosed by 4 quarter-circles. What is its area?
posted Apr 22, 2018 by anonymous
  • geometry
  • mathematical
  • logic
0 votes
How many prescriptions did the surgery issue?
posted Apr 19, 2018 by Rajni
  • mathematical
+1 vote
How many votes do each candidate gets ?
posted Apr 18, 2018 by Harshita Dhaliwal
  • mathematical
+2 votes
What would be the coordinate of point P which divides the line joining A(-4,1) and B (17,10) in the ratio 1:2?
posted Apr 9, 2018 by Brijesh Makwana
  • mathematical
  • coordinate geometry
  • ratio
+1 vote
Can you find the connection between the numbers and then find the missing number in the given table?
posted Apr 9, 2018 by Yogeshwar Thakur
  • logic
  • number puzzle
  • mathematical
+1 vote
How many boxes do each of the animal (horse & camel) is carrying ?
posted Apr 9, 2018 by Rahul Vaidya
  • logic
  • mathematical
+1 vote
If the radius of the circular sector is 100 units in the given image then what is the side length of the square ?
posted Apr 7, 2018 by anonymous
  • mathematical
  • geometry
  • logic
+1 vote
Complete the equations by seeing the given graphs?
posted Apr 4, 2018 by Reinyii
  • mathematical
  • math
  • equation
+2 votes
Complete the equations by seeing the given graphs?
posted Apr 3, 2018 by anonymous
  • mathematical
+2 votes
Can you solve the maths equation by solving this equation ?
posted Apr 3, 2018 by Akriti
  • number puzzle
  • mathematical
  • logic
0 votes
How far apart have Sohan and Siya been this weekend?
posted Mar 30, 2018 by Rahul Chandel
  • mathematical
  • time distance
  • speed
+1 vote
What will be the actual time when the clock indicates 1 p.m. on the 6th day?
posted Mar 30, 2018 by Ankur Athari
  • time
  • logic
  • mathematical
+2 votes
If one employees is chosen, what is the probability this employee doesn't has an advanced degree and is female?
posted Mar 29, 2018 by anonymous
  • probability
  • mathematical
0 votes
In triangle ABC, reflection of triangle ABC's incenter over its side AB is its circumcenter. Find angle C in degrees?
posted Mar 27, 2018 by anonymous
  • geometry
  • mathematical
0 votes
Find the number in place of question mark.
posted Mar 23, 2018 by anonymous
  • number puzzle
  • mathematical
  • series
  • logic
  • visual
+1 vote
How should the coins be divided, so that each friend is fairly compensated for the bread that he shared ?
posted Mar 21, 2018 by Karan Joglekar
  • logic
  • mathematical
0 votes
A star in a square: What is the sum of the areas of the yellow regions?
posted Mar 20, 2018 by anonymous
  • geometry
  • mathematical
0 votes
If A sum of money at simple interest amounts to Rs. 815 in 4 years and to Rs. 854 in 8 years then what is the sum?
posted Mar 20, 2018 by anonymous
  • interest
  • mathematical
0 votes
100 things to bay 100 rupees.
posted Mar 17, 2018 by anonymous
  • mathematical
+3 votes
How long did it take Siya to complete her fourth circuit?
posted Mar 15, 2018 by Mridul
  • mathematical
  • logic
+1 vote
How many hole/holes does a normal drinking straw have? [MCQ]
posted Mar 14, 2018 by Tejas Naik
  • geometry
  • mathematical
  • topology
  • tricky
0 votes
What is smallest number of eggs that could be shared equally by 2, 3, 4 or 5 people with 1 being left over each time?
posted Mar 14, 2018 by anonymous
  • mathematical
  • logic
+1 vote
L.C.M of two numbers is 156 and their H.C.F is 2. If the sum of the numbers is 38, then what is their difference?
posted Mar 13, 2018 by anonymous
  • mathematical
  • algebra
0 votes
Area bounced by the curve xy^2=a^2 between (a-x) and y-axis?
posted Mar 9, 2018 by Bharadwaj Dasu
  • mathematical
  • algebra
0 votes
Sum of present ages of a mother and her daughter is 60 years. When the mother attains her husbands present age...
posted Mar 9, 2018 by anonymous
  • time age
  • mathematical
0 votes
Which is most likely, a letter chosen at random from the alphabet being a vowel or throwing a six on a dice?
posted Mar 9, 2018 by anonymous
  • probability
  • mathematical
+1 vote
1/2! + 2/3! + 3/4! + 4/5! ...= ?
posted Mar 8, 2018 by anonymous
  • mathematical
  • algebra
0 votes
If width is increased by 1m and length is decreased by 2m then area of the new rectangle is 4 sq.m less than original...
posted Mar 8, 2018 by anonymous
  • geometry
  • mathematical
0 votes
A marble tile measures 20 cm by 15 cm. How many tiles will be required to cover a wall of size 5 m by 3 m?
posted Mar 8, 2018 by anonymous
  • mathematical
0 votes
Solve the following equation; 5! – 4! – 4! / 4 = ??
posted Mar 8, 2018 by Kapil Kapoor
  • mathematical
0 votes
What was his average for the last 8 innings?
posted Mar 7, 2018 by Harshita Dhaliwal
  • mathematical
+2 votes
How many years did Diophantus live?
posted Mar 6, 2018 by Varuna Magar
  • logic
  • mathematical
  • brain-teasers
0 votes
If one employee is chosen at random, what is the probability this employee doesn't has an advanced degree and is male?
posted Mar 5, 2018 by anonymous
  • probability
  • mathematical
0 votes
Using all the numbers from 1 to 10, put them into pairs, so that pair adds to 6, 7, 9, 16 and 17?
posted Mar 5, 2018 by anonymous
  • number puzzle
  • mathematical
  • logic
+2 votes
How many kilometres will be travelled when the cars are level?
posted Mar 5, 2018 by Nikhil Pandey
  • logic
  • mathematical
0 votes
Replace the question mark with the correct number.
posted Mar 5, 2018 by Ujjwal Mehra
  • logic
  • mathematical
  • number puzzle
+1 vote
Find the value of a by solving the maths equation in the picture below.
posted Mar 5, 2018 by Sandeep Bedi
  • logic
  • mathematical
+1 vote
If a^b - c ^d = 2018 where a, b, c and d are distinct primes a<b and c < d then find a + b + c + d = ?
posted Mar 3, 2018 by anonymous
  • algebra
  • mathematical
0 votes
Using the usual coins in circulation how many ways can you make 6Rs?
posted Mar 3, 2018 by anonymous
  • permutation
  • mathematical
  • logic
+3 votes
I am a prime number. Double of myself is equal to the square if myself. Which number am I ?
posted Mar 2, 2018 by Amarvansh
  • logic
  • number puzzle
  • mathematical
–1 vote
What comes next in the sequence: 3, 7, 13, 21, 31, ??
posted Mar 1, 2018 by Chahat Sharma
  • number puzzle
  • series
  • mathematical
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