A soft drink company had 6000 small and 15000 big bottles in storage. If 11% of small 12% of big bottles have been sold, then the total bottles remaining in storage is
Choose the correct choice from the following options.
A) 15360 B) 16010 C) 15060 D) 14930 E) 18540

Rationale: "6000 + 15000 - ( 0.11 * 6000 + 0.12 * 15000 ) = 18540 . answer : e ."
Answer: E