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# Brain Trigger #42 – Sample Number puzzle question

Almost every competitive exams have Number puzzle quetions. Here we will discuss few of them. These Number puzzle practice question answer session will help you to prepare for your examination. Using your math skills you can solve these questions by yourself. You can also apply your learning skills of Shortcut Tricks.

We try every types of Number puzzle questions and their shortcut methods to bring together here in this website. Now you just need to apply those tricks to solve these questions. You can solve these questions without using any shortcut tricks also.

Now try to solve a question on Number puzzle. First of all you need to read the question very carefully and try to solve it by yourself. Answer will be provided below. If you solve the problem then check your answer with us. If your answer doesn’t match with our answer then check below for the solution.

Each page contains a question on Number puzzle and also its solution with explanation. By cliking on Next/Previous link you can navigate through other questions.

Let’s begin question with answer session. Today’s question is:

What should be the replaces in the question mark? To know the solution of this problem please scroll down below. You can take as much time as you need to solve the problem. But always try to solve it as quickly as you can.

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Now here we will discuss the answer of previous question. If you solve the question and got an answer then check your answer with our answer. If you got an correct answer then very Well Done, but don’t be panic if you are unable to answer the question correctly. Here is the solution of the problem with explanation.

You can solve in this way………..

take each top numer of a triangle and subtruct from each other after that getting the result of middle that is 10 , Like
( 80 – 40 – 30 ) = 10
Similarly……..
( 60 – 30 – 20 ) = 10