Answer :
When dividing fractions, it is the same as multiplying by the reciprocal. So the problem ends up being 15/4x times 8x/5 The answer is 120x/20x, which simplifies to 6.
[tex]\frac{15}{4x} / \frac{5}{8x} = \frac{15}{4x} * \frac{8x}{5} = 6[/tex]
