Question

Assertion (A): A student who is indisciplined brings a bad name to himself, his
parents, his teachers and also to his institute.
Reason (R): We must find out the grievances of our students and try to resolve
them to a reasonable level so that it generates self-discipline in them.
MATHEMATICAL SKILLS
A and B can separately do a piece of work in 20 and 15 days, respectively. They
worked together for 6 days, after which B was replaced by C. If the work was
finished in the next 4 days, then the number of days in which C alone could do
the work will be
(1) 60 days (2) 40 days (3) 35 days (4) 30 days​

Answer 1

Answer:

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Answer 2

Answer:

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