![subject](/tpl/images/cats/mat.png)
Mathematics, 09.10.2019 13:30 annikacorrea
Tina would like to melt down her existing gold jewelry to make a 20 ounce gold necklace that is 90% pure gold. after melting her jewelry, she is left with two batches. one batch is 75% pure. the other batch is 96% pure. how much of the 96% pure melted gold should tina mix with the 75% pure melted gold to obtain 20 ounces of 90% pure gold?
a.
5.71 ounces
b.
7.00 ounces
c.
14.29 ounces
d.
13.00 ounces
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:30
How do you summarize data in a two-way frequency table?
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30
Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:40
Select the correct answer what is the 10th term of the geometric sequence 3,6, 12, 24,48 a. 512 b. 3,072 c. 768 d. 1,536
Answers: 2
You know the right answer?
Tina would like to melt down her existing gold jewelry to make a 20 ounce gold necklace that is 90%...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 06.11.2019 00:31
![question](/tpl/images/cats/geografiya.png)
Geography, 06.11.2019 00:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 06.11.2019 00:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
History, 06.11.2019 00:31
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 06.11.2019 00:31
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/health.png)
Health, 06.11.2019 00:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 06.11.2019 00:31
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 06.11.2019 00:31
![question](/tpl/images/cats/istoriya.png)
History, 06.11.2019 00:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
History, 06.11.2019 00:31