In the code below:
A & B means A is the daughter of B
A # B means A is the brother of B
A * B means A is the mother of B

Which of the following expressions shows that L is the granddaughter of R?
(a) L & K # M # R
(b) K # M # R & L
(c) L # K & M & R
(d) R & K # M # L

Question

In the code below:
A & B means A is the daughter of B
A # B means A is the brother of B
A * B means A is the mother of B

Which of the following expressions shows that L is the granddaughter of R?
(a) L & K # M # R
(b) K # M # R & L
(c) L # K & M & R
(d) R & K # M # L

ONLiNE UPSC · Accepted Answer

L & K # M # R
L is daughter of K
K is brother of M
M is brother of R
All males; L is the daughter of K, R is K&rsquo;s sibling &rArr; L is granddaughter of R if R is a grandparent

Hence option a is correct.

Analytical Reasoning

Symbolic Logic

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M Question 1	⏱ 0
In the code below: A & B means A is the daughter of B A # B means A is the brother of B A * B means A is the mother of B Which of the following expressions shows that L is the granddaughter of R? (a) L & K # M # R (b) K # M # R & L (c) L # K & M & R (d) R & K # M # L