একটি পাত্রে এক-চতুর্থাংশ জল আছে। এতে আরও 10 কাপ জল যোগ করার পর পাত্রটি তিন-চতুর্থাংশ পূর্ণ হয়। পাত্রটির ধারণক্ষমতা কাপে নির্ণয় করুন।

This question was previously asked in
RRB Group D 30 Aug 2022 Shift 3 Official Paper
View all RRB Group D Papers >
  1. 22
  2. 25
  3. 20
  4. 27

Answer (Detailed Solution Below)

Option 3 : 20
Free
RRB Group D Full Test 1
3 Lakh Users
100 Questions 100 Marks 90 Mins

Detailed Solution

Download Solution PDF

গণনা:

ধরা যাক, পাত্রে থাকা জলের পরিমাণ = 1/4 x

যেখানে x হল পাত্রে থাকা মোট জলের পরিমাণ

10 কাপ জল যোগ করার পর আয়তন হয় = 3/4x

10 কাপ সমান = 3/4x - 1/4x = 2/4x

সুতরাং x = 10\(\times\)4/2 = 20 কাপ

Latest RRB Group D Updates

Last updated on Jun 2, 2025

-> The RRB NTPC Admit Card 2025 has been released on 1st June 2025 on the official website.

-> The RRB Group D Exam Date will be soon announce on the official website. Candidates can check it through here about the exam schedule, admit card, shift timings, exam patten and many more.

-> A total of 1,08,22,423 applications have been received for the RRB Group D Exam 2025. 

-> The RRB Group D Recruitment 2025 Notification was released for 32438 vacancies of various level 1 posts like Assistant Pointsman, Track Maintainer (Grade-IV), Assistant, S&T, etc.

-> The minimum educational qualification for RRB Group D Recruitment (Level-1 posts) has been updated to have at least a 10th pass, ITI, or an equivalent qualification, or a National Apprenticeship Certificate (NAC) granted by the NCVT.

-> This is an excellent opportunity for 10th-pass candidates with ITI qualifications as they are eligible for these posts.

-> The selection of the candidates is based on the CBT, Physical Test, and Document Verification.

-> Prepare for the exam with RRB Group D Previous Year Papers.

More Quick Math Questions

Get Free Access Now
Hot Links: teen patti tiger teen patti star apk teen patti master update teen patti bodhi