Mathematics, 02.10.2020 14:01 romanlittlewood
solve using a system of equations. a pharmacist wants to mix two solutions to obtain 350 cc of a solution that has a 14% concentration of a certain medicine. if one solution has a 17% concentration of the medicine and the second has a 7% concentration, how much of each solution should she mix ?
Answers: 2
Mathematics, 21.06.2019 13:20, Ghhkgu5120
There are 12 boy and13 girls in a class. if the teacher randomly chooses a student’s name out of a hat what is the probability it will be a girl
Answers: 2
solve using a system of equations. a pharmacist wants to mix two solutions to obtain 350 cc of a sol...
Computers and Technology, 10.11.2019 03:31