subject
Mathematics, 20.02.2020 19:29 tiffcarina69

The purity of gold is measured in karats, with pure gold being 24 karats. Other purities of gold are expressed as proportional parts of pure gold. Thus 18-karat gold is StartFraction 18 Over 24 EndFraction 18 24, or 75% pure gold; 12-karat gold is StartFraction 12 Over 24 EndFraction 12 24, or 50% pure gold; and so on. How much 1212-karat gold should be mixed with pure gold to obtain 3030 grams of 2222-karat gold?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 13:50
Examine the following sets of events. set a: {1, 5, 7, 9, 14} set b: {2, 5, 6, 8, 14, 17} which of the following represents the intersection of set a and set b ? {∅} {5, 14} {1, 2, 5, 6, 7, 8, 9, 14, 17} {1, 2, 6, 7, 8, 9, 17}
Answers: 2
question
Mathematics, 21.06.2019 18:00
Write the fraction or mixed number and the decimal shown by the model
Answers: 2
question
Mathematics, 21.06.2019 20:30
Ateam has p points. p = 3w + d w = wins d = draws a) a football team has 5 wins and 3 draws. how many points does the team have?
Answers: 1
question
Mathematics, 21.06.2019 21:30
How do your peer relationships affect your overall health status? what can you do to improve your peer relationships?
Answers: 1
You know the right answer?
The purity of gold is measured in karats, with pure gold being 24 karats. Other purities of gold are...
Questions
question
Mathematics, 16.10.2020 16:01
question
History, 16.10.2020 16:01
question
Mathematics, 16.10.2020 16:01
Questions on the website: 13722367