Verbal Reasoning - Seating Arrangement - Discussion

Discussion Forum : Seating Arrangement - Seating Arrangement 10 (Q.No. 1)
Directions to Solve
In a class there are seven students (including boys and girls) A, B, C, D, E, F and G. They sit on three benches I, II and III. Such that at least two students on each bench and at least one girl on each bench. C who is a girl student, does not sit with A, E and D. F the boy student sits with only B. A sits on the bench I with his best friends. G sits on the bench III. E is the brother of C.

1.
How many girls are there out of these 7 students ?
3
3 or 4
4
Data inadequate
Answer: Option
Explanation:

The number of girls is either 3 or 4.

Discussion:
49 comments Page 1 of 5.

Praveen said:   1 decade ago
According to the question, A sits on the bench 1 and G sits on the bench 3. Since F the boy student sits with only B, so place F and B on the bench 2. Because F is a boy, B must be a girl. Given that, C(girl) can not sit with A, E and D so place it on bench 3.

Given that, A sits on the bench I with his best friends. Therefore more then two students are sitting on bench 1, which are A, E and D.

Since E is the brother of C. E is a boy.

In bench 1 min one person should be girl, but we don't no about A &D.
girls=C ,B confirmed and more 1 or 2 persons from A ,D are girls.

Therefore answer is (B).

Ravi said:   1 decade ago
According to the question, A sits on the bench 1 and G sits on the bench 3. Since F the boy student sits with only B, so place F and B on the bench 2. Because F is a boy, B must be a girl. Given that, C (girl) can not sit with A, E and D so place it on bench 3.

Given that, A sits on the bench I with his best friends. Therefore more then two students are sitting on bench 1, which are A, E and D. Because A and D are boys, so E is a girl.

G may be a boy or girl.

Answer (b) is correct.

Anish said:   1 decade ago
Let me help you out.
There is 2 possible answers.

1)
A F B
E D
G C

OR

2)
A E D
F B
G C

In any arrangement we know C is a girl.
A is a boy as in question it is told "his friends".
E & F are boys .

Take 1st arrangement.
A, F boys & B shd be girl.
E a boy & D shd be girl.
G Can be girl or boy bt C is girl.
i.e Total 4 girls.

But similarly try 2 arrangement you will turn up with 3 girls.

Hence 3 or 4 girls.

Shrey said:   9 years ago
Since A is sitting with his best friends which means more than one so 3 people will be sitting on first bench. F is a boy so B has to be a girl as only two two students will sit on 2 and 3 bench. C can not sit on bench 1 and bench 2 is occupied by F and B so it sits on bench 3. Rest can be figured easily.

Teja said:   1 decade ago
Let me explain this answer.

1) A seat with "his" "friends"
i.e., A is boy and 1st bench has 3 students.

2) F seats "only" with B.
Given F is boy and i.e., B is girl.

3) G is 3rd bench remaining student is C.

So,
Males are f, e, a.

So answer is 3 or 4.

Anselam said:   1 decade ago
In the question if it is said thad that atleast 1 boy sits on each bench then G would be a boy. Since nothing like this is mentioned it cannot be determined that G is a boy or girl. Also no his or her term is mentioned with G in any sentence of the question.

Manoj jangir said:   9 years ago
Answer (b) is correct as we can clearly see there are three girls (d, b, c) definitely but we can't make out G is a girl or a boy. So the answer (b) 3/4 is correct.

The arrangement can be made easily but a number of girls and boys is little tricky.

Zorama said:   8 years ago
There can be only three girls as we see that the pronoun for A is written as 'his'. So, option A is correct one. If not, you will face another problem in one of the next questions about a group of girls which is having its answer as CBD.

Ryngkat said:   7 years ago
There should only be 3 female. It is mentioned that there should be at least 1 girl in a bench and it says a sits with 'his' best friends, i.e., E and D, E is said to be brother of C. Therefore D is the possible female.
(2)

KRISHNA said:   1 decade ago
F Is a Boy Hence male Given.
E Is Brother Hence Male Given.

A Sits With HIS Best Friends Given (HIS Used For A Hence Male).
So It Is Clear That 3 Are Male.

Total no.of Students Are 7,
So There May Be 3 Or 4 Girls.
(2)


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