Mathematics, 18.10.2019 12:50 maithe
Need by today!
sterling silver is an alloy of 92.5% silver and 7.5% copper by weight. you have 15 ounces of 800 grade silver which is 80% silver and 20% copper. how much pure silver should you add to the 800 grade to make sterling silver?
is the equation for copper 0.075(15 + s) = 3 + s?
Answers: 2
Mathematics, 20.06.2019 18:04
Find the simple interest earned to the nearest cent for each principal,interest rate,and time 735 7% and two and a half years
Answers: 3
Mathematics, 21.06.2019 16:30
Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.
Answers: 2
Mathematics, 21.06.2019 16:50
Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?
Answers: 1
Mathematics, 21.06.2019 20:00
The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest
Answers: 2
Need by today!
sterling silver is an alloy of 92.5% silver and 7.5% copper by weight. you have...
sterling silver is an alloy of 92.5% silver and 7.5% copper by weight. you have...
History, 13.07.2019 23:30
History, 13.07.2019 23:30
History, 13.07.2019 23:30
Biology, 13.07.2019 23:30
History, 13.07.2019 23:30
History, 13.07.2019 23:30
Social Studies, 13.07.2019 23:30
Biology, 13.07.2019 23:30
English, 13.07.2019 23:30
History, 13.07.2019 23:30
Mathematics, 13.07.2019 23:30
Biology, 13.07.2019 23:30