How many cones of radius 4 m, height 2 m can be formed from a cylinder of 12 m radius, 10 m height:	Select the correct option
A) 135  B) 125  C) 145  D) 115  E) 155
(Cylinder volume)/(Cone volume)   (πr(power2)h)/(1/3 πr(power2)h)   = (π × 12 × 12 × 10)/(1/3 π × 4 × 4 × 2) = 135   135nswer is 135.
<result>A</result>
How many cones of radius 4 m, height 2 m can be formed from a cylinder of 12 m radius, 10 m height: