In a code language, if 1 = 3, 2 = 5, 3 = 7, 4 = 9, then the value of 7 =? 

This question was previously asked in
NPCIL Assistant Grade-1 (HR/F&A/C&MM/Steno Grade-I) Official Paper-II (Held In: 2022)
View all NPCIL Assistant Grade 1 Papers >
  1. 15
  2. 11
  3. 17
  4. 13

Answer (Detailed Solution Below)

Option 1 : 15
Free
NPCIL Assistant Grade 1 Computer Knowledge Subject Test - 01
0.5 K Users
20 Questions 60 Marks 15 Mins

Detailed Solution

Download Solution PDF

The logic followed here is:

1 = 3 → 1 × 2 + 1 ⇒ 3

2 = 5 → 2 × 2 + 1 ⇒ 5

3 = 7 → 3 × 2 + 1 ⇒ 7

4 = 9 → 4 × 2 + 1 ⇒ 9

7 = ?  → 7 × 2 + 1 ⇒ 15

Hence, "Option 1" is the correct answer.

Latest NPCIL Assistant Grade 1 Updates

Last updated on Mar 21, 2025

-> Nuclear Power Corporation of India Limited has published a comprehensive notification for the position of NPCIL Assistant Grade 1.

-> A total of 37 vacancies has been announced for the post of NPCIL Assistant Grade 1. Bookmark this page for all the latest updates.

-> Interested applicants can start submitting their online applications from 12 March 2025.

-> The application window will be closed on 1 April 2025. However the date of exam is yet to be notified.

-> Candidates can review the NPCIL Assistant Grade 1 Previous Year Papers, for better preparation!

More Logical Puzzle Questions

Get Free Access Now
Hot Links: teen patti gold download teen patti mastar teen patti casino rummy teen patti teen patti jodi