alleryStart learning →5 : 24 :: 8 : ?
- 81
- 63
- 48
- 56
Show answer and solution
Correct answer: B. 63
Pattern: n² - 1. 5² - 1 = 24. 8² - 1 = 63.
RRB Group D Blood Relations — practice questions
Explore 45 free Blood Relations questions in RRB Group D Reasoning. Open each question or exercise to read its content, reference answers and available explanation.
Practise Blood Relations with Quill →Blood Relations questions and exercises with answers
Showing questions 1–30 of 45.
5 : 24 :: 8 : ?Read the answer and worked solution →A 'parent' refers to which of the following?Read the answer and worked solution →Introducing a man, a woman said, 'His wife is the only daughter of my father.' How is the man related to the woman?Read the answer and worked solution →If A is the sister of C and C is the wife of D, how is D related to A?Read the answer and worked solution →Pointing to a woman, Raghav said, 'Her son is my daughter's uncle.' How is the woman related to Raghav?Read the answer and worked solution →C is the mother of E and F. F is married to Z. How is C related to Z?Read the answer and worked solution →Venu is the son of Avani, and Amit is the son of Avani's brother. How is Amit's mother related to Venu?Read the answer and worked solution →Match each proposition form to its letterRead the answer and worked solution →Universal or particular? Affirmative or negative?Read the answer and worked solution →Affirmative or negative?Read the answer and worked solution →Naming the formRead the answer and worked solution →True or false: what conversion allowsRead the answer and worked solution →Tap every inference that is actually validRead the answer and worked solution →Complete the four formsRead the answer and worked solution →True or false: what a universal claim coversRead the answer and worked solution →Deduction or induction?Read the answer and worked solution →Order the steps: test a syllogismRead the answer and worked solution →True or false: reasoning from two premisesRead the answer and worked solution →Assertion and reasonRead the answer and worked solution →Two are true, one is notRead the answer and worked solution →Three of these are wrong. Find the one that holds.Read the answer and worked solution →Flip and pair: letter with statementRead the answer and worked solution →Spot the one that does not belongRead the answer and worked solution →Deduction against inductionRead the answer and worked solution →Tap every statement that follows from 'All cats are animals'Read the answer and worked solution →Complete the conversion ruleRead the answer and worked solution →Which reversal is safe?Read the answer and worked solution →Complete the definition of a sequenceRead the answer and worked solution →Sequence or series?Read the answer and worked solution →True or false: sequences and seriesRead the answer and worked solution →
Worked practice questions
A 'parent' refers to which of the following?
- A son or a daughter
- A mother or a father
- A grandparent only
- An uncle or an aunt
Show answer and solution
Correct answer: B. A mother or a father
1. The chapter section on Common Terms defines parent.
2. It means mother or father.
3. Other terms (child, sibling, spouse) refer to different relations.
4. So option A is correct.
_Source: SSC Stenographer Study Material, Chapter on Blood Relations (jkchrome.com, Mistral OCR'd PDF), section on Common Terms_
Introducing a man, a woman said, 'His wife is the only daughter of my father.' How is the man related to the woman?
- Husband
- Brother only
- Father only
- Uncle only
Show answer and solution
Correct answer: A. Husband
1. 'Only daughter of my father' = the woman herself.
2. The man's wife is the woman.
3. So the man is the woman's husband.
4. Hence option A is correct.
_Source: SSC Stenographer Study Material, Chapter on Blood Relations (jkchrome.com, Mistral OCR'd PDF), section on self-relations_
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