question_answer

Simplify: \[\frac{6{{a}^{2}}b{{c}^{-3}}}{4a{{b}^{-3}}{{c}^{2}}~~}\div \frac{5{{a}^{-3}}{{b}^{2}}{{c}^{-1}}}{3a{{b}^{-2}}{{c}^{3}}}\]

A) \[\frac{9}{10}ac\]               

B) \[\frac{9}{10}ac-1\]

C) \[\frac{9}{10}a{{c}^{2}}\]               

D)       \[\frac{9}{10}ac3\]

E) None of these