Answer:
Try B. and D. and see if its right or not
<span>B. U.S. industry and agriculture have prospered because America has many different natural resources. </span>
Answer:
cut-off grade of the copper deposit. = 4.6 kg/ton 0r .46 % cu by weight
Explanation:
Given data:
percentage of deposite copper is 0.80%
selling price of cu is $1.73/kg
overall unit cost = $6.5/ton
overall recovery 82%
= 11.3 $/ton
unit profit = (gross value - unit costs)
= (11.3 - 6.5)
=4.84 $/ton
cut off grade of copper deposit
= 4.6 kg/ton 0r .46 % cu by weight
OK so i'm guessing this is low pressure i really wish this had answer choices because i don't know what kind of pressure when it comes to wind or rain all i know is that the symbol indicated low pressure