Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

Logical and Analytical Reasoning

Topic

Coding Decoding

Question:

In a certain code language, '15-78-25-36' is written as ‘28-154-48-70’. What will be the code for ‘23-63-42-81’ in that code language?

Options:

44-124-82-160

125-511-152-982

65-218-362-542

46-126-84-164

Correct Answer:

44-124-82-160

Explanation:

THE LOGIC FOLLOWED HERE IS:

15 → (×2 - 2 )  → 28

78 → (×2 - 2 )  → 154

35 → (×2 - 2 )  → 48

36  → (×2 - 2 )  → 70

SIMILARLY

23 → (×2 - 2 )  → 44

63  → (×2 - 2 )  → 124

42 → (×2 - 2 )  → 88

81  → (×2 - 2 )  → 10