The height of the wall is 6 times its width and length of the wall is 7 times its height .if the volume of the wall be 6804 cu.m.its width is
Choose the correct choice from the following answers:	A) 3 m	B) 5 m	C) 6 m	D) 7 m	E) 8 m

Rationale: "explanation : let width = x then , height = 6 x and length = 42 x 42 x ã — 6 x ã — x = 6804 x = 3 answer : a"
Answer: A