Mathematics, 26.09.2019 13:30, samiam61
Achemist has 100g of 25% acid solution. how much of these solution he needs to drain and replaced with 70% acid solution to obtain 100g of 60% acid solution?
Answers: 1
Mathematics, 22.06.2019 00:30, aspenbaxter201634
Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.
Answers: 3
Mathematics, 22.06.2019 02:30, sierram298
Adoughnut shop charges $0.50 for each doughnut and $1 for a carryout box. shirley has $10 to spend. which inequality can be used to find d, the number of doughnuts she could have bought if she also wants them in one carryout box?
Answers: 1
Achemist has 100g of 25% acid solution. how much of these solution he needs to drain and replaced wi...
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