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Byju's Answer

Standard XII

Mathematics

Sum of n Terms

Five students...

Question

Five students K, L, M, N and O study in a class, of these
(i) K and L study Physics and Chemistry
(ii) M and L study Physics and Mathematics
(iii) N and K study Biology and Chemistry
(iv) O and L study Anthropology and Civics
(v) O and N study Chemistry and Mathematics
Who among the students studies only four subjects ?

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Solution

The correct option is A O
From the statements we came to know that
K studies 3 subjects
L studies 5 subjects
M studies 2 subjects
N studies 3 subjects
O studies 4 subjects
Hence O studies 4 subjects
B is the right answer

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The correct option is A OFrom the statements we came to know thatK studies 3 subjectsL studies 5 subjectsM studies 2 subjectsN studies 3 subjectsO studies 4 subjectsHence O studies 4 subjectsB is the right answer

The correct option is A O
From the statements we came to know that
K studies 3 subjects
L studies 5 subjects
M studies 2 subjects
N studies 3 subjects
O studies 4 subjects
Hence O studies 4 subjects
B is the right answer