School Olympiads - International Mathematics Olympiad (IMO)

Series Completion, Coding-Decoding & Matrix Puzzles question bank (Logical & Analytical Reasoning (All Classes))

Practice 6 free School Olympiads - International Mathematics Olympiad (IMO) Logical & Analytical Reasoning (All Classes) - Series Completion, Coding-Decoding & Matrix Puzzles questions with answers and step-by-step solutions.

Q1.
In a certain code language, if PENCIL is written as NCLAGJ, how will ERASER be written in the same code language?

(A)
{'key': 'A', 'text': 'CPYQCP'}
(B)
{'key': 'B', 'text': 'CQYQCP'}
(C)
{'key': 'C', 'text': 'CPYRCP'}
(D)
{'key': 'D', 'text': 'BOYQBO'}
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Q2.
In an Olympiad competition problem on Series Completion, Coding-Decoding & Matrix Puzzles:
Find the numerical value of $X$ satisfying $$X = (30 \times 8) - 22 + 2$$.

(A)
{'key': 'A', 'text': '220'}
(B)
{'key': 'B', 'text': '224'}
(C)
{'key': 'C', 'text': '216'}
(D)
{'key': 'D', 'text': '229'}
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