The height of the wall is 6 times its width and lenght of the wall is 7 times its height .if the volume of the wall be 16128 cu.m.its width is  Select
A) 4m B) 5m C) 6m D) 7m E) 8m
Explanation:   Let width = x   Then, height=6x and length=42x   42x × 6x × x = 16128   x = 4   4mnswer: 4m
<result>A</result>
The height of the wall is 6 times its width and lenght of the wall is 7 times its height .if the volume of the wall be 16128 cu.m.its width is