రెండు సంఖ్యల మధ్య వ్యత్యాసం వాటి మొత్తానికి సమానం. ఒక సంఖ్య 15 అయితే, మరొక సంఖ్యను కనుగొనండి.

This question was previously asked in
NTPC Tier I (Held On: 30 Mar 2016 Shift 3)
View all RRB NTPC Papers >
  1. 15 or 45
  2. 10 or 30
  3. 5 or 45
  4. 20 or 35

Answer (Detailed Solution Below)

Option 3 : 5 or 45
Free
RRB NTPC CBT-I Official Paper (Held On: 4 Jan 2021 Shift 1)
5.5 Lakh Users
100 Questions 100 Marks 90 Mins

Detailed Solution

Download Solution PDF

సంఖ్యలు x మరియు y గా ఉండనివ్వండి

ఇచ్చిన డేటా నుండి, మనము పొందుతాము

⇒ 2 (x – y) = x + y

కేస్ 1

ఇక్కడ, x = 15

⇒ 2 (15 – y) = 15 + y

⇒ 30 – 2y = 15 + y

⇒ 15 = 3y

⇒ y = 5

కేస్ 2

ఇక్కడ, y = 15

⇒ 2 (x – y) = x + y

⇒ 2 (x - 15) = x + 15

⇒ 2x - 30 = x + 15

⇒ x = 45

∴ మరొక సంఖ్య 5 లేదా 45

Latest RRB NTPC Updates

Last updated on Jun 11, 2025

-> RRB NTPC 2025 Exam Postponed. Railway Recruitment Board has rescheduled the RRB NTPC Exam for June 5, 2025 (Shift 3). 

-> RRB NTPC Exam Analysis 2025 is LIVE now. All the candidates appearing for the RRB NTPC Exam 2025 can check the complete exam analysis to strategize their preparation accordingly. 

-> The UPSC Prelims Result 2025 and UPSC IFS Result 2025 has been released @upsc.gov.in

-> The RRB NTPC Admit Card 2025 has been released on its official website.

-> Candidates who will appear for the RRB NTPC Exam can check their RRB NTPC Time Table 2025 from here.

-> The RRB NTPC CBT 1 Exam is scheduled from 5th June to 24th June 2025 as per the revised tentative exam schedule. 

-> The RRB NTPC 2025 Notification has been released for a total of 11558 vacancies.

-> A total of 3445 Vacancies have been announced for Undergraduate posts like Commercial Cum Ticket Clerk, Accounts Clerk Cum Typist, Junior Clerk cum Typist & Trains Clerk.

-> A total of 8114 vacancies are announced for Graduate-level posts in the Non-Technical Popular Categories (NTPC) such as Junior Clerk cum Typist, Accounts Clerk cum Typist, Station Master, etc.

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

-> Check out the Rajasthan PTET Admit Card 2025 and UPSC Prelims Result Date 2025 here.

Get Free Access Now
Hot Links: online teen patti real money real cash teen patti teen patti all teen patti master new version teen patti real cash game