Recent puzzles under tag number puzzle

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By deducing the logic used in the table below, can you find the missing number?

posted Nov 28, 2019 by Ankur Athari

+1 vote

Which number comes next in the sequence - 1; 3; 8; 13; 21; ?

posted Nov 27, 2019 by Pardeep Kohli

+1 vote

With the help clues provided in the image, can you find the 5 digit key?

posted Nov 26, 2019 by Manish Tiwari

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What number should replace the question mark in this sequence? 6; 11; 9; 14; 12; 17; 15; ?; 18

posted Nov 25, 2019 by Brijesh Talwar

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Solve the algebraic expression where numbers are represented by letters. No two letters have the same value.

posted Nov 20, 2019 by Rahul Vaidya

+1 vote

What number comes next in the sequence: 1, 2, 3, 5, 9, 12, ?

posted Nov 15, 2019 by Balwinder

+1 vote

Find a 10 digit number where the first digit is how many 0's in the number. The second digit is the number..............

posted Oct 31, 2019 by Mohammad

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when using the numbers 1-6, wake 2 mixed numbers that add to equal 8 and 3/20

posted Oct 21, 2019 by anonymous

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If 124 + 0 = 15; 246 + 0 = 32; 357 + 0 = 40 Then 468 + 0 = ?

posted Oct 18, 2019 by Parampreet Kaur

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Find the sum of all the positive square-free integers whose divisors add up to 288.

posted Oct 15, 2019 by anonymous

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How many pairs of positive integers (m, n) that satisfy mn + 3m - 8n = 59?

posted Sep 30, 2019 by anonymous

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If 6+1=7; 2+4=66; 1+9=84 then 6+4=?

posted Sep 26, 2019 by anonymous

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What number should replace the question mark? ? ; 15 ; 60 ; 180 ; 360

posted Sep 25, 2019 by Karan Joglekar

+1 vote

Replace each question mark with a mathematical sign. Plus, minus, multiply and divide can each be used once only.

posted Sep 10, 2019 by Ujjwal Mehra

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can you solve a ~ b = d ?

posted Sep 5, 2019 by anonymous

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Can you guess my "nifty operator" (#) ?

posted Sep 5, 2019 by anonymous

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Find the smallest positive integer that is exactly half the sum of its proper divisors?

posted Sep 3, 2019 by anonymous

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Decipher the logic and find the number for September = ?

posted Aug 29, 2019 by Parampreet Kaur

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Find the next term in the series - 1, 0, -2, -3, 8, 95, ?

posted Aug 27, 2019 by Pushpak Chauhan

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Which number will come in question mark?

posted Aug 17, 2019 by anonymous

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Divide 14 into the sum of many natural numbers, and find the maximum value of the product of these numbers?

posted Aug 14, 2019 by anonymous

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What is the next number in the sequence 0; 4; 36; 1,444; ?

posted Aug 9, 2019 by Amarvansh

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Can you solve this number puzzle?

posted Aug 2, 2019 by Kavyashree

+1 vote

What is the next in the series: 1, 16, 81, 256, 625 … ?

posted Jul 31, 2019 by Deepak Chitragar

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What is the nineth term of following series - 17, 19, 23, 29, 31, ..........

posted Jul 30, 2019 by Akriti

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What is the next number in this series - 1284; 324; 84; 24; ?

posted Jul 25, 2019 by Pankaj Deshmukh

+1 vote

Of five consecutive multiples of three, the lowest is multiplied by two and four is added to give a number..............

posted Jul 19, 2019 by Rahul Vaidya

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Find the tenth term in this series - 0, 3, 3, 6, 9, 15, 24, 39, .........

posted Jul 15, 2019 by Upma

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What number should appear next in this sequence - 1, 5, 12, 34, 92, 252, ?

posted Jul 8, 2019 by Pushpak Chauhan

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Logic with the missing number in the triangle?

posted Jul 6, 2019 by anonymous

+2 votes

Solve this: ABCDE ✕ 4 = EDCBA

posted Jul 5, 2019 by Afsana Akhter

+2 votes

Can you please find the logic of Marco's calculator bug?

posted Jul 4, 2019 by Afsana Akhter

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What is the next term in the following series - 67, 71, 73, 79, 83, 89, ?

posted Jul 4, 2019 by Dilbagh

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Find the missing number in the following grid

posted Jul 3, 2019 by anonymous

+1 vote

It's an easy one. Math.

posted Jul 2, 2019 by Comeback Tuesday

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Is (2^2019 − 1) a prime number?

posted Jun 24, 2019 by anonymous

+1 vote

If, 2 , 8 , 6 = 32; 3 , 7 , 8 = 35; 4 , 6 , 8 = 24; then, 5 , 6 , 7 = ?

posted Jun 19, 2019 by Vishal

+1 vote

Solve it in one minute. !!!

posted Jun 19, 2019 by Jay Yadav

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Can you solve this problem?

posted Jun 18, 2019 by Sahana

+1 vote

This Unique Visual Puzzle Has Stumped The Internet. Can You Solve It?

posted Jun 17, 2019 by Nway Nadar

+1 vote

What is the next term in the following series - 377, 610, 987, 1597, ?

posted Jun 13, 2019 by Upma

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Find the odd man out from the following series- 2, 3, 5, 7, 11, 13, 17, 19, 21, 23.

posted Jun 11, 2019 by Puneet Batra

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What number will come in the place of question mark?

posted Jun 10, 2019 by Chahat Sharma

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What is the 4 digit number?

posted Jun 8, 2019 by Afsana Akhter

+1 vote

There is a combination lock with four inputs 0-9. Can you figure it out?

posted Jun 8, 2019 by Aarati Mahajan

+1 vote

Can you find the number of triangles in this picture?

posted Jun 5, 2019 by Afsana Akhter

+2 votes

Can you determine the professor's house number ?

posted Jun 5, 2019 by Nimish

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What is the next term in the following series - 43, 47, 53, 59, 61, 67, 71, ?

posted May 28, 2019 by Amarvansh

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What is the next number in this series - 14; 33; 71; 147; ?

posted May 23, 2019 by Rahul Vaidya

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The sum of two positive integers is 2310. Can their product be divisible by 2310?

posted May 17, 2019 by anonymous