Mathematics, 12.12.2019 20:31 mimi14564
How many liters of a 50% acid solution must be mixed with a 10% acid solution to get 280 l of a 40% acid solution
Answers: 3
Mathematics, 21.06.2019 19:30
Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then,the two had the same amount of money. how much money did each have originally?
Answers: 1
Mathematics, 21.06.2019 20:00
Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0
Answers: 2
Mathematics, 21.06.2019 21:40
The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.
Answers: 1
How many liters of a 50% acid solution must be mixed with a 10% acid solution to get 280 l of a 40%...
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