Consider the question. The volume of a certain substance is always directly proportional to its weight. If 48 cubic inches of the substance weigh 112 ounces, what is the volume, in cubic inches, of 84 ounces of this substance?
Options:
(A) 27
(B) 36
(C) 42
(D) 64
(E) 147
What is the step-by-step reasoning process to arrive at the answer: (B)?
112 ounces of a substance has a volume of 48 cubic inches
84 ounces of a substance has a volume of (48/112)*84 = 36 cubic inches