We are told the friends are sitting in a row facing north. That means left and right are from the observer's point of view (left to right on paper).
Clues:
Final arrangement (left to right):
Charan (1), Arjun (2), Divya (3), Bhavna (4), Esha (5)
So, the person to the immediate left of Arjun is Charan.
Five friends A, B, C, D, and E are sitting in a row facing north, but not necessarily in the same order:
B is to the immediate left of C
E is not at any of the ends
D is to the right of E but not next to C
A is at one of the ends
Who is sitting in the middle?
Identify the part of the sentence that contains a grammatical error:
Each of the boys have submitted their assignment on time.
Rearrange the following parts to form a meaningful and grammatically correct sentence:
P. a healthy diet and regular exercise
Q. are important habits
R. that help maintain good physical and mental health
S. especially in today's busy world