Question 37
EasyOriginal questionIn a code, X + Y means X is the mother of Y; X − Y means X is the brother of Y; X × Y means X is the husband of Y; and X ÷ Y means X is the daughter of Y.
Using this code, if R + S − T, how is R related to T?
Show the answer and explanation
CorrectNot quiteAnswer A
Correct answer: A
Explanation
R + S: R is the mother of S.
S − T: S is the brother of T, so S and T have the same mother.
R is therefore T's mother.
Worth noting
Aunt would need R to be a sibling of T's parent. Brothers and sisters share a mother.
- Concept
- Decoding a two-link coded relation
- Typical timeTypical
- 40 s
- Your timeYours
- —
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