If 20 men can build a wall 66 metres long in 15 days, what length of a similar can be built by 86 men in 8 days?	Options.
A) 151.36 mtrs  B) 378.4 mtrs  C) 478.4 mtrs  D) 488.4 mtrs  E) 578.4 mtrs
If 20 men can build a wall 66 metres long in 15 days,   length of a similar wall that can be built by 86 men in 8 days = (66*86*8)/(15*20)= 
<gadget id="calculator">(66*86*8)/(15*20)</gadget>
<output>3_784/25 = around 151.36</output>
151.36 mtrs   151.36 mtrsNSWER:151.36 mtrs
<result>A</result>
If 20 men can build a wall 66 metres long in 15 days, what length of a similar can be built by 86 men in 8 days?