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Mining Engineering · Q254

Introduction to Mining Engineering

Engineering and GATE · Mining Engineering · question 254

Q254

The feasibility study of an opencast mine revealed the following: Recoverable value per tonne of ore = Rs. 900 Production cost per tonne of ore = Rs. 550 Stripping cost per tonne of waste = Rs. 45 The break even stripping ratio will be

A.
7.77
Answer
B.
32.20
C.
1.78
D.
12.22

Answer: Option A

Solution

Answer: Option A
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