UNILAG: A cylinder metal rod of radius 10cm and length 35cm is to be melted...
UNILAG: A cylinder metal rod of radius 10cm and length 35cm is to be melted...
UNILAG: A cylinder metal rod of radius 10cm and length 35cm is to be melted down and recast into circular cones of base radius 7cm and height 15cm.if pie=22/7 the examination number of cones which can be cast from the original material is?
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