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Mental Ability MCQs for Rajasthan SI

Practice Mental Ability under Reasoning & Mental Ability for Rajasthan SI with 20 free MCQs in Hindi and English.

Rajasthan SI — Mental Ability

20 Questions • Instant results & explanations • Hindi & English

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Question 1 of 20

If X © Y means X is the father of Y, X ® Y means X is the mother of Y, X ™ Y means X is the sister of Y, X € Y means X is the brother of Y. Which expression indicates that J is the paternal aunt of K?

Question 2 of 20

Which of the following mathematical operations is NOT explicitly mentioned as a common base for number series in the standard rules of number puzzles?

Question 3 of 20

Match List I (Family Relation) with List II (Generational Level): List I A. Father-in-law (Sasur) B. Grandson (Pota) C. Maternal Grandfather (Nana) D. Sister-in-law (Bhabhi) List II 1. Same generation 2. One generation above 3. Two generations above 4. Two generations below Codes:

Question 4 of 20

Assertion (A): The 'Bahu' (Daughter-in-law) and 'Damaad' (Son-in-law) are mapped on the exact same vertical generational level as the 'Beti' (Daughter) and 'Beta' (Son). Reason (R): Marital bonds align individuals horizontally, thereby placing the spouses of one's children in the identical generation (-1 tier) as the children themselves.

Question 5 of 20

Match List I (Descriptive Traversal Path) with List II (Specific Cousin Terminology in Hindi): List I A. Father's brother's offspring B. Mother's sister's offspring C. Father's sister's offspring D. Mother's brother's offspring List II 1. Mausera Bhai / Bahen 2. Chachera Bhai / Bahen 3. Mamera Bhai / Bahen 4. Fufera Bhai / Bahen Codes:

Question 6 of 20

If P $ Q means P is the father of Q, P # Q means P is the mother of Q, and P * Q means P is the sister of Q, then how is A related to D in A $ B * C # D?

Question 7 of 20

If A + B means A is the brother of B; A - B means A is the husband of B; A x B means A is the mother of B; A / B means A is the sister of B. Which of the following expressions means 'P is the maternal uncle of Q'?

Question 8 of 20

Find the mirror image of the following figure.

Question 9 of 20

Pointing to a photograph of a woman, a man says, 'She is the only daughter-in-law of my grandfather.' How is the woman related to the man?

Question 10 of 20

Assertion (A): In word substitution coding, factual real-world knowledge is necessary but not sufficient to answer the question. Reason (R): The final answer must always be derived by passing the real-world fact through the artificial substitution rule provided in the problem.

Question 11 of 20

Which of the following pairs correctly represents the concept of 'Opposite Letters' in coding?

Question 12 of 20

Consider a two-step coding process: First, find the opposite letter, then find its forward numerical position. What is the code for the letter 'C' under this system?

Question 13 of 20

Assertion (A): The most crucial step in solving a coding-decoding problem is identifying the specific rule used to alter the information. Reason (R): Coding rules are universal and strictly follow the forward alphabetical numerical sequence.

Question 14 of 20

Consider the following statements regarding the shifting of letters (e.g., A -> E): I. It involves replacing a letter with another letter located at a specific forward or backward distance in the alphabet. II. It requires memorizing the word 'Cloud is White'. Which of the statements is correct?

Question 15 of 20

Introducing a girl, Vipin said, "Her mother is the only daughter of my mother-in-law." How is Vipin related to the girl?

Question 16 of 20

If P ~ Q means P is the brother of Q; P ^ Q means P is the father of Q; P % Q means P is the sister of Q; P & Q means P is the mother of Q. Which of the following expressions means 'A is the nephew of B'?

Question 17 of 20

Q is the son of R but R is not the mother of Q. P and R are a married couple. T is the brother of R. S is the daughter of P. U is the brother of Q. How many children does P have?

Question 18 of 20

If 'A * B' means A is the mother of B; 'A + B' means A is the brother of B; 'A - B' means A is the sister of B; 'A / B' means A is the father of B. Which of the following means 'R is the maternal grandfather of M'?

Question 19 of 20

Which specific combinations of alternate operations are classified strictly based on the magnitude of change (rapid vs. small) in the sequence?

Question 20 of 20

If M ~ N means M is the wife of N, M ! N means M is the brother of N, M * N means M is the father of N. What is the relation of J to P in J ~ K * L ! P?

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