A + B means A is father of B. A − B means A is son of B. A × B means A is…
2021
A + B means A is father of B. A − B means A is son of B. A × B means A is mother of B. A ÷ B means A is sister of B. Which of the following means N is grandson of Q?
- A.
J ÷ N + M − Q
- B.
N − M − Q
- C.
Q + M + N ÷ J
- D.
P + J ÷ N − M ÷ Q
Attempted by 47 students.
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Correct answer: B
N - M means N is son of M, and M - Q means M is son of Q. Therefore N is the son of Q's son, so N is Q's grandson.