Blood Relations
0/10 problems solved
Formulas & 30-Second Shortcut Tricks
Formulas
- Father's/Mother's son = brother (or self); daughter = sister (or self)
- Father's brother = uncle; Mother's brother = maternal uncle
- Son's wife = daughter-in-law; Wife's brother = brother-in-law
- Grandfather's only son = father (if no uncle is mentioned)
Shortcuts
- Draw a family tree: + for male, − for female, horizontal line = siblings, vertical = generation.
- Decode 'pointing to a photograph' statements from the END backwards.
- Never assume gender from a name unless stated.
Practice problems
Pointing to a man, Riya says, 'He is the son of my grandfather's only son.' How is the man related to Riya?
A is B's sister. C is B's mother. D is C's father. How is A related to D?
Introducing a woman, Arun says, 'She is the wife of the only son of my father.' Who is she to Arun?
P is the brother of Q. R is the father of P. S is the sister of R. How is S related to Q?
If X is the husband of Y, and Z is Y's only brother, how is X related to Z?
M's mother is the only daughter of N's father. How is N related to M?
A's father is B's son. C is B's wife. How is C related to A?
Looking at a photo, Ravi says, 'His mother is my mother's only daughter-in-law.' Ravi has no brothers. Who is in the photo?
D is the daughter of E. F is the son of G. E is the brother of G. How is D related to F?
K says, 'L's father is the only son of my father.' K is female. How is K related to L?
Blood Relations Speed Test
1 minute per question. Use the palette to jump around; you'll see time spent on every question at the end.