Verbal Reasoning - Blood Relation Test - Discussion

Discussion Forum : Blood Relation Test - Blood Relation 1 (Q.No. 4)
4.
If A + B means A is the brother of B; A - B means A is the sister of B and A x B means A is the father of B. Which of the following means that C is the son of M?
M - N x C + F
F - C + N x M
N + M - F x C
M x N - C + F
Answer: Option
Explanation:

M x N → M is the father of N

N - C → N is the sister of C

and C + F → C is the brother of F.

Hence, M is the father of C or C is the son of M.

Discussion:
37 comments Page 4 of 4.

Anshu said:   1 decade ago
@ Vikas Saini.

That's the correct way to solve these sorts of problem! I always go in this way. I would also like to suggest if you don't mind.

Try to make a rough diagram in these sorts of sum it easiens the question and allows you to answer in better way. Hope it helps you.

Hema said:   1 decade ago
Nice trick to solve this one.

Sanjay Bisht said:   1 decade ago
Hello Vikas i din't get that line "F*C means C came in last of the equation and we can not determine the sex of the C" Plz.. Explain It

Deepu said:   1 decade ago
Hey! the way you have explained the anserr is awesome. Thanks a ton.

Manju said:   1 decade ago
Thank you Saini! Well said.

Wonderful trick to solve the blood relations.

R.rajapriyanga said:   1 decade ago
If the c is daughter of m the answer will be b but c is son of m so the answer is d.

Vikas Saini said:   1 decade ago
The text may look as lengthy but it will be very helpful to solve the relation related questions and save your time also.

The trick to solve the question is as follows:
Step 1: make out the conditions from the question, for example in this question it says ''c is the son of M''. here we can configure the conditions as follows-
Condition 1- c must be a male in the equation.
COndition 2- M should be father or mother in the equation.

Based on these conditions we can filter the options and the remaining conditions can be checked finaaly to confirm the answer. for example in this question :

1st option: c+f means c is brother of F. it confirms that c is a male. and M-N means M is sister of N, here M is neither a father nor mother, so this condition we can take it as a wrong and can avoid it.

2nd Option: C+N means C is brother of N, it confirms that C is a Male. N*M, here M has came in last, so we can not determine the sex of M. So this Option also we can filter out.

3rd Option: F*C means C came in last of the equation and we can not determine the sex of the C. this also we can filter it out.

the remaining option is four. so we can check the fourth option to check it is correct.

Basically on the basis of the question we have to make the conditions and on the basis of these condition we have to filter out the options.

Do practice of it, and you will find very easy to solve these types of questions.
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