When the positive integer x is divided by 9,the remainder is 5.What is the remainder when 5x is divided by 9?
Choose the most appropriate option.
A) 0	B) 1	C) 3	D) 4	E) 7

Rationale: "i tried plugging in numbers x = 9 q + 5 x = 14 5 x = 70 5 x / 9 = 63 + 7 remainder is 7 . answer is e ."
Answer: E