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Overview (in Hindi)
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Vivek Pratap Singh
Unacademy Educator | Graduate in PCM | Master in History |Qualified for UPPCS Mains 3 times|BTC Trainee ☺️|Youtube Channel-Nirbhay Maths

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U
Unacademy user
J, K, L, M, N, O and P are seven students studying in three different classes, viz. class IX, class X and class XI. At least two students studies in each class. Each one of them likes different subject viz. English, Hindi, Sanskrit, Mathematics, Computer, Physics and Biology (but not necessarily in the same order).  M likes Mathematics and does not study in class X. K likes Biology and studies in a class only with the one who likes Computer. N studies in Class XI and neither likes Computer nor studies with the one who likes English. P likes Hindi and studies with O. J likes English and does not study in class XI. The one who likes Sanskrit is studying with the one who likes Physics. O does not like Sanskrit 
Nice question.... Tricky one.... Ix.... J-English M-math X.... K-bio L-computer Xi....... N-sanskrit P-hindi O-physics
M KN Mahesh
a year ago
how you sure that this answer is correct
M KN Mahesh
a year ago
ye possibility me he khtm ho raha h
M KN Mahesh
a year ago
sahi h bhai sahi h my mistake
M KN Mahesh
a year ago
j...english...ix k...bio....X L....com...X M...math..Ix N..sanskrit..XI O.. physics..IX P..hindi..11
Ix.... J-English M-math X.... K-bio L-computer Xi....... N-sanskrit P-hindi O-physics
Diksha yadav
a year ago
X K bio L com XI P hindi O phy B sask IX J eng M math
Kuldeep Jangra
a year ago
all answer are correct ....
Nipun Sharma
a year ago
IX :: M(MATHS) J(ENGLISH) X :: K(BIO) L(COMPUTER) XI :: N(SANS) P(HINDI) O(PHYSICS)