Q278
A block ore between two levels 30 m apart is 40 m long. The ore body thickness, specific gravity and grade are 2 m, 2.8 and 2% respectively. The tonnage of copper available in the block of ore is
A.
134.4
AnswerB.
236.2
C.
156.8
D.
290.3
Answer: Option A
Solution
Answer: Option A
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