It is actually a very easy problem, if you know the procedure of doing it. Let us know get down to working on the problem in hand.
(7/24) / (35/48) = (7/24) * (48/35)
= 2/5
I hope that the procedure is clear enough for you to understand. The correct option among all the options that are given in the question is the first option or option "A". I hope the answer has helped you.
