NDA Aptitude- Which number replace the question mark?
1,612.2K Views
9
Because : (sum of numbers in two corners of base of the triangle )- (number in the other corner)= number inside the triangle
In figure1 : (9+7)-4 = 12
In figure2: (4+1)-1=5
In figure3: (6+5)-2=9
Your Answer
More puzzles to try-
Magic Math
Find the next number in the sequence 5 12 24 36 ?Read More »5 Letter Words puzzle, Can you determine the original words?
Below are thirteen 5 lettered, everyday words, each of which has had two of its letters removed. In total these ...Read More »What is the height of the stairway in steps?
On one of the escalators on the London subway I find that if I walk down twenty-six steps I require thirty ...Read More »Highest path traverse puzzle
Start with any number on the top row, select any way to the bottom, adding the numbers as you go. ...Read More »Make it true
What must you do to make the below equation true :- 81 x 9 = 801Read More »Which is the Top View Puzzle
Find out which of the given views in the picture is the top view of the given pyramid.Read More »Count The Legs Puzzle
A calamity took a toll on 100 people who were brought to the same hospital. Out of the 100 patients, ...Read More »Which word is the odd one out?
Which word is the odd one out: First Second Third Forth Fifth Sixth Seventh EighthRead More »Athletes River Crossing
There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore. ...Read More »No accident in Darkness, How is it possible?
A driver, driving a black car with no headlights inside a black tunnel, and he doesn’t meet with an accident. ...Read More »Always with me Riddle
I am with you from birth, I feel your every move, and I feel your every thought. Guess me who ...Read More »Candle Trick Teaser Problem
A husband has prepared for a candle light dinner on honeymoon for his wife. While they were having the dinner, ...Read More »The happiest people
Who are the happiest people in IPL match?Read More »Fair Result using unfair coin Puzzle
How can you get a fair coin toss if someone hands you a coin that is weighted to come up ...Read More »Maths Puzzle for Kids
John had a bag containing colourful marbles. The colours are red, green and blue. The total number of marbles he ...Read More »A programmer and butcher shop puzzle
A programmer walks to the butcher shop and buys a KILO of meat. An hour later he comes back upset ...Read More »Cutting ribbon puzzle
We have a 100 foot piece of ribbon. If it takes one second to cut it into a 1 foot ...Read More »race
where can you find success before work?Read More »Reasoning on Matching Definitions
An Informal Gathering occurs when a group of people get together in a casual, relaxed manner. Which situation below is ...Read More »Numbers
0 ,2, 2,4,6,10,16……… Find out the 100th number of the sequence.Read More »
Accenture Interview PuzzlesAdobe Interview PuzzlesAge RiddleAkbar Birbal PuzzlesAlgorithm PuzzlesAlphabet riddleAmazon Interview PuzzlesAnalytical MathematicsAptitude PuzzleBank PuzzlesBetting PuzzlesBrain TeasersCalendar PuzzlesCards PuzzlesChess Board PuzzleChess PuzzlesChristmas Puzzlecipher PuzzleCivil Services PuzzleClock time puzzleCognizant Interview PuzzlesCoins PuzzleComputational PuzzleconundrumCoronavirus PuzzleCoupondunia Interview PuzzleCritical Thinking Puzzledata analyticsData Structure Interview QuestionsDecode PuzzleDetective PuzzlesDice PuzzleDictionary Riddlesdifficult riddleEasy Math puzzlesEasy puzzlesEinstein puzzleEnglish RiddleFamily Tree Puzzlefamous puzzleFill in the blanks riddlesFinding Killer RiddlesFlipkart interview puzzlesFunny RiddlesGeneral KnowledgeGeographical PuzzleGoogle Code Jam 2014Google Interview PuzzlesGRE PuzzleHard Puzzle
