Testwala logoTestwala
HomeMocksPracticePYQsDashboard
Testwala logoTestwala

Timing-accurate mock tests and PYQs for SSC, Banking and Railway exams — so the real paper feels like a revision.

Exams

  • SSC exams
  • Banking exams
  • Railway exams
  • All exams

Practice

  • Practice questions
  • Mock test series
  • Sectional tests
  • Year-wise PYQs
  • Performance analytics

Company

  • About us
  • Help Centre
  • Pricing
  • Sign in

Legal

  • Privacy Policy
  • Terms of Service

Contact

  • hello@testwala.co.in
  • Telegram
  • +91 62816 87760

Practice interface modeled on the official exam pattern — not the official examination. Testwala is not affiliated with the Staff Selection Commission, IBPS, SBI, RBI, NABARD, SEBI or Indian Railways.

© 2026 Testwala. All rights reserved.

Built for aspirants, by aspirants.

HomeMocksPracticeStats
  1. Home
  2. ›
  3. PYQs
  4. ›
  5. RRB NTPC
  6. ›
  7. 2017
  8. ›
  9. Q402

RRB NTPC 2017 · Question 402 of 1076

D can do work in 18 days and E can do the same work in half that time. How many days will they take to finish the work, doing it together?

  1. A5
  2. B4
  3. C7
  4. D6Correct

Answer: D. 6

Official answer key verified. Detailed explanation coming soon.

Source: RRB NTPC Tier-2 (CEN 03/2015) 17-Jan-2017 Shift-2 — solved paper with answer key · reliable-secondary

← Q401View full paper (1076 questions)Q403 →

Practice the full RRB NTPC 2017 paper

Timed test with all 1076 questions, just like the real exam.

Start test