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Recent puzzles under tag number puzzle

0 votes
What is the next palindromic number after 72927?
posted May 17, 2018 by Mohammad
  • number puzzle
  • logic
0 votes
Using digits of 1999 in that order and operations +, -, x, /, and brackets can you make any of the numbers from 1 to 20?
posted May 11, 2018 by anonymous
  • logic
  • number puzzle
0 votes
Find the numbers between 100 and 1000 in which all digits are distinct?
posted May 10, 2018 by Mishthy Mukherjee
  • number puzzle
  • logic
0 votes
13 x 13 = 169 and 31 x 31 = 961. Can you find other numbers which give answers in reverse order?
posted May 10, 2018 by anonymous
  • number puzzle
  • logic
0 votes
If you wrote all the numbers from 0 to 600, how many times would the digit 5 appear?
posted May 9, 2018 by anonymous
  • logic
  • number puzzle
0 votes
Can you complete the table series puzzle by replacing the ?? with the correct number: 81 36 144, ?? 25 16, 64 100 49
posted May 8, 2018 by anonymous
  • number puzzle
+1 vote
Three consecutive numbers multiplied together give 3360, what are the numbers ?
posted May 8, 2018 by anonymous
  • number puzzle
0 votes
Which number has 2 digits, it is prime and it is 2 more than a square number?
posted May 7, 2018 by anonymous
  • number puzzle
  • mathematical
0 votes
What is the least positive integer n such that n!(n+1)!(2n+1)! - 1 yields a number ending with thirty digits of 9's?
posted May 3, 2018 by anonymous
  • number puzzle
  • algebra
0 votes
A number between 700 and 900 gives a remainder of 1 each time when divided by 2, 3, 4, 5, 6, 7 & 8. What is the number?
posted May 3, 2018 by anonymous
  • number puzzle
  • logic
0 votes
Find the ways to make 746 using a number and its reverse: example - 472 + 274 = 746
posted May 2, 2018 by anonymous
  • logic
  • number puzzle
–1 vote
how many numbers can you see?
posted May 1, 2018 by Charles Samuel
  • visual
  • number puzzle
+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
What is the smallest positive integer ending in 1986 which is divisible by 1987?
posted Apr 30, 2018 by anonymous
  • number puzzle
  • logic
0 votes
What is the number if it is 1 less than a square number and it is not divisible by 3 or 7?
posted Apr 30, 2018 by anonymous
  • number puzzle
  • logic
+3 votes
Can you find the value of the missing number in the fourth circle?
posted Apr 26, 2018 by Pushpak Chauhan
  • number puzzle
  • logic
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
How many different numbers can you make if you use the digits 1, 2, 3, 4 once each, in any order, and a times sign?
posted Apr 25, 2018 by anonymous
  • logic
  • number puzzle
+1 vote
What is the next number in the series. 15; 29; 56; 108; 208; ?
posted Apr 24, 2018 by Mridul
  • series
  • number puzzle
  • logic
0 votes
Are there more seconds in a year then hours in a century?
posted Apr 19, 2018 by anonymous
  • number puzzle
0 votes
Use five twos and as many plus signs as you need to make 28?
posted Apr 18, 2018 by anonymous
  • logic
  • number puzzle
0 votes
Make numbers 1 - 30 using the digits 2, 0, 1, 8
posted Apr 17, 2018 by anonymous
  • logic
  • number puzzle
0 votes
Find out how the numbers in the table are connected and then find the missing number.
posted Apr 12, 2018 by Brijesh Talwar
  • number puzzle
  • logic
+1 vote
What is the only whole number between one and ten which does not divide exactly into 360?
posted Apr 12, 2018 by anonymous
  • number puzzle
+1 vote
What is the next number in this series - 5, 22, 73, 226, ?
posted Apr 12, 2018 by Tapesh Kulkarni
  • number puzzle
  • series
  • logic
0 votes
What is the number if it has 3 digits (all different) and each digit is 3 times the one before?
posted Apr 10, 2018 by anonymous
  • number puzzle
+1 vote
How much is a small number from 650 to as big as 820?
posted Apr 10, 2018 by Shoayeb Khan
  • number puzzle
+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
Solve the number series riddle by replacing the question mark with the correct number ?
posted Apr 9, 2018 by Divya Bharti
  • number puzzle
  • logic
0 votes
Using all digits from 1 to 6 once only, make three two-digit numbers which multiplied together give the smallest number?
posted Apr 8, 2018 by anonymous
  • number puzzle
+1 vote
If 2×3=15, 2×5=20 and 2×7=30 then 2×11=?
posted Apr 8, 2018 by anonymous
  • number puzzle
  • logic
+1 vote
Using digits 1, 2, 3, 4; find number of 10-digit sequences such that the difference between two consecutive digits is 1?
posted Apr 7, 2018 by anonymous
  • number puzzle
  • logic
+2 votes
Can you solve the maths equation by solving this equation ?
posted Apr 3, 2018 by Akriti
  • number puzzle
  • mathematical
  • logic
+2 votes
Substitute different digits (0. 1, 2 9) for different letters in the problem below and find the max value of MONEY?
posted Apr 1, 2018 by anonymous
  • number puzzle
  • logic
+2 votes
If 1111=O, 2222=R, 3333=X, 4444=T then 5555=?
posted Mar 30, 2018 by anonymous
  • number puzzle
  • logic
+1 vote
What is the next number in this series - 9, 27, 31, 155, 161, 1127, ?
posted Mar 30, 2018 by Varuna Magar
  • number puzzle
  • series
  • logic
0 votes
Find two square numbers, each of which uses all three digits 1, 9 and 6.
posted Mar 29, 2018 by anonymous
  • number puzzle
0 votes
Can you crack the code based on the 5 clues written below by Bhavya?
posted Mar 28, 2018 by Pardeep Kohli
  • logic
  • number puzzle
+1 vote
which number replaces the question mark?
posted Mar 26, 2018 by anonymous
  • number puzzle
0 votes
What comes next n the sequence; 15, 18, 23, 30, 41, ?, ?
posted Mar 24, 2018 by Chahat Sharma
  • number puzzle
  • series
  • logic
0 votes
Find the number in place of question mark.
posted Mar 23, 2018 by anonymous
  • number puzzle
  • mathematical
  • series
  • logic
  • visual
0 votes
Using all digits from 1 to 5 once only, make two numbers which multiplied together give the smallest number possible?
posted Mar 23, 2018 by anonymous
  • number puzzle
0 votes
If the sum of the first 10^10^100 odd numbers is of the form a^b^a for positive integers a and b then find a+b = ?
posted Mar 20, 2018 by anonymous
  • number puzzle
  • logic
+1 vote
Solve this logical number series puzzle by replace question mark with the correct number.
posted Mar 19, 2018 by Nikita Sehgal
  • logic
  • number puzzle
  • series
0 votes
What is the number if it is 9 more than its reverse and the sum of the digits is 11?
posted Mar 18, 2018 by anonymous
  • number puzzle
  • logic
0 votes
Arrange all the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 to give four different square numbers.
posted Mar 16, 2018 by anonymous
  • number puzzle
+1 vote
Once you find the logic between the numbers, you will be able to find the value of the missing numbers in the table.
posted Mar 15, 2018 by Prachi Sharma
  • logic
  • number puzzle
0 votes
Find the remainder when 23^23 is divided by 53?
posted Mar 12, 2018 by anonymous
  • number puzzle
  • algebra
0 votes
If 2014 ^ 2014 mod 7 = n mod 7 where 0<= n <= 7 then what is n?
posted Mar 12, 2018 by anonymous
  • number puzzle
  • algebra
  • logic
0 votes
What is the remainder when 19^92 is divided by 92?
posted Mar 12, 2018 by anonymous
  • number puzzle
  • logic
  • algebra
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