Mathematics, 05.08.2019 17:30 kira3039
An open pit mine is being dug in the buffalo ridge mountain range. it will be 550 feet across and 290 feet deep. based on sampling of the area, experts project that the company will be able to retrieve an average of about 0.115 ounces of gold per ton of ore and waste mined. the mine company estimates the total cost of production will be $80 million. (assume the shape of the pit is a perfect cone.) (a) what would be the volume of ore and waste material removed during its mining operation? (b) how many ounces of gold should the company expect to recover from this mine? (assume one ton is equal to 10 cubic feet.)
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Nikolas calculated the volume of the prism. his work is shown below.
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Determine if the solution set for the system of equations shown is the empty set, contains one point or is infinite. x + y = 5 x + y = 7 {} 1 solution infinite
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The first term of a sequence is -12. the recursive formula for the sequence is an = an-1 + 9. what are the next 3 terms in the sequence? a) -3, -15, -27 b) -3, 6, 15 c) -3, -6, -3 d) -3, -6, 3
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An open pit mine is being dug in the buffalo ridge mountain range. it will be 550 feet across and 29...
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