Questions by Darknoe

Questions by Darknoe

The rock in a particular iron ore deposit contains 82 % Fe2O3 by mass. How many kilograms of the rock must be processed to obtain 2600 kg of iron?

asked Feb 17, 2020

2 answers

3 votes

231k views

Consider the following consumer utility maximization problem: ModifyingBelow max With x comma y left parenthesis 4 plus x right parenthesis left parenthesis 2 plus y right parenthesismaxx,y (4+x)(2+y)

asked Jan 16, 2020

1 answer

0 votes

235k views

Perform the indicated operation (-25) - (25)

asked Dec 17, 2019

1 answer

1 vote

137k views

What is the oldest method of printinga. Intaglios printingb. Relief printing c. Etching

asked Mar 1, 2019

1 answer

1 vote

101k views

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