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# Brain Trigger #09 – Sample Number puzzle question

Questions on Number puzzle are very common in competitive exams and here in this section we will discuss few of them with answer. These types of Number puzzle questions will help you to prepare for your exam. Your math skills is very much needed to solve this kind of problems. Shortcut tricks can also be used to solve these Number puzzle questions.

Here in this website we try to bring together all types of shortcut methods on Number puzzle for every topic. Now just apply shortcut tricks of Number puzzle to solve these Number puzzle problems. You can solve these questions without using any shortcut tricks also.

Now here we will give you a question on Number puzzle to solve. First of all you need to read the question very carefully and try to solve it by yourself. We provide the answer below. If you do it yourself then check your answer with our solution. If your answer doesn’t match with our answer then check below for the solution.

Every page of this section is contain a question on Number puzzle with its detail explanation. By cliking on Next/Previous link you can navigate through other questions.

Let’s starts the question and answer session. Today’s question is:

Which number should replace the question mark ? Scroll down below to know the solution of this problem. Take as much time as you want to get the answer of this question. But always try to do it as faster as you can.

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Now we will discuss the solution of above problem. If you already try the problem and got an solution then check your answer with our solution. A very Well Done if your answer is correct, but if you are not able to answer it correctly then don’t worry. Now here is the solution of the problem with explanation.

Number should replace the question mark …

At first 8 x 8 = 64 , take 8 and multiplied with 5 and result is 40
Same way 9 x9 = 81, take 9 and multiplied with 7 and result is 63
and 4 x 4 = 16, take 4 and multiplied with 4 and result is 16.