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Discover what the clues do not say: back to the lesson

Practice set

Prototype Discovery 3: Missing facts practice

Questions5

Marks5

TimeNo time limit

Per wrong answerNone

Answer the questions at your own pace; your score comes at the end.

Right answer +1. A wrong answer costs nothing.
Questions come in Hindi and English. Switch any question with “Language”; questions in English only cannot switch.

Question language

Back to the lesson

Sample questions with solutions

A few questions like the ones in this test, with the right answer and why.

Question 1
K is L’s father. L is M’s mother. What is K to M?
- Father
- Brother
- Paternal grandfather
- Maternal grandfatherRight answer
Model answer
D
Explanation
M’s mother is L and L’s father is K: maternal grandfather.
Question 2
N is O’s daughter. What is O to N, using only this clue?
- Brother
- Father only
- Mother only
- Parent, gender unspecifiedRight answer
Model answer
D
Explanation
Daughter states N is female and O is a parent. It does not fix O’s gender.
Question 3
Q is R’s wife. S is R’s child. Must Q be S’s mother?
- Yes, always
- No: Q must be S’s sister
- Not determined from these cluesRight answer
- Yes, if S is male
Model answer
C
Explanation
The marriage link Q–R and parent link R→S do not establish Q→S. Q could be S’s mother or a stepparent; neither is forced.
Question 4
T is U’s brother. Which statement is definitely true?
- U is female
- T is maleRight answer
- T is U’s father
- U is male
Model answer
B
Explanation
Brother fixes T as male and T/U as siblings. It does not state U’s gender.
Question 5
W is X’s mother. X is Y’s mother. What is W to Y?
- Mother
- Aunt
- Paternal grandmother
- Maternal grandmotherRight answer
Model answer
D
Explanation
Y → mother X → mother W reaches Y’s maternal grandmother.