Mathematics, 14.10.2019 20:50 joyce945
an alloy is a mixture of metals. suppose that a certain alloy is made by mixing 5 grams of an alloy containing 12% copper with 78 grams of an alloy containing 92%copper.
do not do any rounding.
(a) how many grams of copper are in the resulting mixture?
grams
(b) what percentage of the resulting mixture is copper?
%
Answers: 3
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 17:40, skylerdemi1
A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2
Answers: 2
Mathematics, 21.06.2019 21:30, Diazvictoria
Worth 15 points handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony? a= p = 1/4 b= p+0.25p c=(p + 1/4)p d=5/4p 0.25p choose 2 answers
Answers: 1
Mathematics, 22.06.2019 00:20, lucypackham9
Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano
Answers: 3
Mathematics, 22.06.2019 01:30, iBrain
Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30
Answers: 1
You know the right answer?
an alloy is a mixture of metals. suppose that a certain alloy is made by mixing 5 grams of an alloy...
Questions in other subjects:
Chemistry, 11.10.2019 20:50
Biology, 11.10.2019 20:50
Physics, 11.10.2019 20:50
