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Number Series How To Solve Questions with Short Tricks By – Entrance Exam Info Number Series Number series tests present numerical sequences that follow a logical rule which is based on elementary arithmetic. An initial sequence is given from which the rule is to be deduced. You are then asked to predict the next number that obeys the rule. Click here to Prepare for IBPS PO bank Recruitment Exam Number Series There are different types of Number Series: 1. Perfect Square Series 2. Perfect Cube Series 3. Geometric Series 4. Arithmetic Sequences 5. Integer Number Sequences Number Series Useful for Competitive Exams Bank Exams IBPS PO Exam IBPS Clerk Exam Railway Exams SSC Exams RRB NTPC Exam RRB JE/SSE Exams SSC CGL Exam SSC CHSL Exam IBPS RRB Exam RRB ALP, Group D Exams 4 - 5 Questions are asked in competitive Exams which are based on Number Series. You can easily learn How to solve this type of problem. Number Series Ques 1. Look at this series: 7, 10, 8, 11, 9, 12 . . . . . What number should come next? This is a simple alternating addition and subtraction series. In the first pattern 3 is added & in the second 2 is subtracted. 7 10 +3 8 -2 11 +3 So Answer is = 12 – 2 = 10 9 -2 12 +3 Number Series Ques 2. What should be the next number in this series? 3, 5, 35, 10, 12, 35, 17 . . . . . This Series follows this Pattern = Again 3 5 +2 +2 +2 35 +5 +5 +5 then 35 then 35 10 35 35 12 +2 So Answer is = 17 + 2 = 19 +5 17 Number Series Ques 3. What number should fill the blank? F 2, __ , D 8 , C 16 , B 32 The letters decrease by 1 & the numbers are multiplied by 2 F2 __ D8 So Answer is = E 4 C 16 B 32 Important Links to Help You IBPS PO Previous Year Question Papers IBPS PO Recruitment Exam 2016-17 SSC CGL Previous Year Question Answers SSC CHSL Recruitment 2016-17 Thanks for Watching