दिलेल्या नमून्याचा नीट अभ्यास करा आणि दिलेल्या पर्यायांपैकी एक संख्या निवडा जो त्यातील प्रश्नचिन्ह (?) बदलू शकेल.

30 42 56
20 30 ?
12 14 16

This question was previously asked in
NTPC CBT-I (Held On: 5 Jan 2021 Shift 2)
View all RRB NTPC Papers >
  1. 50
  2. 42
  3. 40
  4. 54

Answer (Detailed Solution Below)

Option 2 : 42
Free
RRB NTPC Graduate Level Full Test - 01
100 Qs. 100 Marks 90 Mins

Detailed Solution

Download Solution PDF

तर्कछ स्तंभानुसार:

(पहिली संख्या - तिसरी संख्या) + 2 = दुसरी संख्या

स्तंभ 1: (30 - 12) + 2 = 18 + 2 = 20;

स्तंभ 2: (42 - 14) + 2 = 28 + 2 = 30;

त्याचप्रमाणे,

स्तंभ 3: (56 - 16) + 2 = 40 + 2 = 42.

म्हणून, 42 हे योग्य उत्तर आहे.

Latest RRB NTPC Updates

Last updated on Jul 21, 2025

-> RRB NTPC UG Exam Date 2025 released on the official website of the Railway Recruitment Board. Candidates can check the complete exam schedule in the following article. 

-> SSC Selection Post Phase 13 Admit Card 2025 has been released @ssc.gov.in

-> The RRB NTPC Admit Card CBT 1 will be released on its official website for RRB NTPC Under Graduate Exam 2025.

-> The RRB NTPC 2025 Notification released for a total of 11558 vacancies. A total of 3445 Vacancies have been announced for Undergraduate posts while a total of 8114 vacancies are announced for Graduate-level posts in the Non-Technical Popular Categories (NTPC).

-> Prepare for the exam using RRB NTPC Previous Year Papers.

-> UGC NET June 2025 Result has been released by NTA on its official site

More Missing Number in Matrix Questions

Hot Links: teen patti master official teen patti chart online teen patti teen patti master apk best