Question

Directions:- Study the following information carefully to answer the question given below.

A, B, C, D, E, F, G and H are eight students of a school. They study in Std. VI, VII and VIII with not more than three in any Std. Each of them has a favourite subject from Physics, Geography, English, Marathi, Mathematics, Chemistry, Biology and Economics not necessarily in the same order. D likes Chemistry and studies in Std. VIII with only H. B does not study in Std. VII. E and A study in the same Std. but not with B. C and F study in the same Std. Those who study in Std. VI do not like Mathematics or Biology. F likes Physics. The one who studies in Std. VIII likes English. C does not like Geography. A's favourite subject is Marathi and G does not like Biology.

What is C's favourite subject?

• A. Economics
• B. Biology
• C. English
• D. Geography
• E. Data Inadequate

Answer 1

The correct option is A Economics

There are a total eight students named A, B, C, D, E, F, G and H. They study in standard VI, VII and VIII and each has a different favourite subject.
Conditions-
Not more than three students are allowed in any standard.
According to the question,
D likes Chemistry and studies in Std. VIII with only H. It means D and H are in the same sections and the word 'only' says that these are only two students In the section.

Std. VIII D, H

B does not study in Std. VII. So, it is clear that, 8 studies in Std. VI E and A study in the same standard but not with B.
So, it is clear that E and A study in Std. VII.
Std. VII E, A
C and F study in the same standard. According to the condition. not more than three students are allowed in the same standard so C and F study in std. VI.
Std. VI C, F, B
The subjects of the students is
F $\Rightarrow$ Physics
A $\Rightarrow$ Marathi
D $\Rightarrow$ Chemistry
In Std. VIII only two person study.
Therefore
H $\to$ English
The one who studies in Std. VIII likes English.
Those who studies in Std. VI does not like Mathematics or Biology.
So, the student in Std. VII studies Mathematics and Biology. G does not like Biology, so the students in Std. VII are
Std VII E, A, G
A likes Marathi.
G not liking Biology means E likes Biology and G likes Mathematics.
E $\to$ Biology
G $\to$ Mathematics
In Std. VI, C does not like Geography meaning B likes Geography and C likes Economics.
Now, the information can be represented in tabular form as:-
Std. VI
C $\to$ Economics
F $\to$ Physics
B $\to$ Geography
Std. VII
E $\to$ Biology
A $\to$ Marathi
G $\to$ Mathematics
Std. VIII
D $\to$ Chemistry
H $\to$ English
Now, we answer the following question:-

C's favourite subject is Economics.