A beam , the section of which is square ,is 27 times as long as it is wide and its volume is 8 m3 .Find its length.

• 18 m.
  
  If height=breadth=x, then length=27x
  Given Volume=breadth*height*length=x*x*27x=27*x^3=8, x=2/3, So length=27*2/3=18 m.
• 8 years agoHelpfull: Yes(0) No(0)